1998582894

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:412

約数の個数: 216

約数和(自身を含む): 5645904264

約数和(自身を除く): 3647321370

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 61, 63, 66, 77, 98, 99, 121, 122, 126, 147, 154, 183, 198, 231, 242, 294, 307, 363, 366, 427, 441, 462, 539, 549, 614, 671, 693, 726, 847, 854, 882, 921, 1078, 1089, 1098, 1281, 1342, 1386, 1617, 1694, 1842, 2013, 2149, 2178, 2541, 2562, 2763, 2989, 3234, 3377, 3843, 4026, 4298, 4697, 4851, 5082, 5526, 5929, 5978, 6039, 6447, 6754, 7381, 7623, 7686, 8967, 9394, 9702, 10131, 11858, 12078, 12894, 14091, 14762, 15043, 15246, 17787, 17934, 18727, 19341, 20262, 22143, 23639, 26901, 28182, 30086, 30393, 32879, 35574, 37147, 37454, 38682, 42273, 44286, 45129, 47278, 51667, 53361, 53802, 56181, 60786, 65758, 66429, 70917, 74294, 84546, 90258, 98637, 103334, 106722, 111441, 112362, 131089, 132858, 135387, 141834, 155001, 165473, 168543, 197274, 205997, 212751, 222882, 260029, 262178, 270774, 295911, 310002, 330946, 334323, 337086, 361669, 393267, 411994, 425502, 465003, 496419, 520058, 591822, 617991, 668646, 723338, 780087, 786534, 917623, 930006, 992838, 1085007, 1179801, 1235982, 1441979, 1489257, 1560174, 1820203, 1835246, 1853973, 2170014, 2265967, 2340261, 2359602, 2752869, 2883958, 2978514, 3255021, 3640406, 3707946, 4325937, 4531934, 4680522, 5460609, 5505738, 6510042, 6797901, 8258607, 8651874, 10093853, 10921218, 12977811, 13595802, 15861769, 16381827, 16517214, 20187706, 20393703, 25955622, 30281559, 31723538, 32763654, 40787406, 47585307, 60563118, 90844677, 95170614, 111032383, 142755921, 181689354, 222064766, 285511842, 333097149, 666194298, 999291447, 1998582894]

約数ペア:

[(1, 1998582894), (2, 999291447), (3, 666194298), (6, 333097149), (7, 285511842), (9, 222064766), (11, 181689354), (14, 142755921), (18, 111032383), (21, 95170614), (22, 90844677), (33, 60563118), (42, 47585307), (49, 40787406), (61, 32763654), (63, 31723538), (66, 30281559), (77, 25955622), (98, 20393703), (99, 20187706), (121, 16517214), (122, 16381827), (126, 15861769), (147, 13595802), (154, 12977811), (183, 10921218), (198, 10093853), (231, 8651874), (242, 8258607), (294, 6797901), (307, 6510042), (363, 5505738), (366, 5460609), (427, 4680522), (441, 4531934), (462, 4325937), (539, 3707946), (549, 3640406), (614, 3255021), (671, 2978514), (693, 2883958), (726, 2752869), (847, 2359602), (854, 2340261), (882, 2265967), (921, 2170014), (1078, 1853973), (1089, 1835246), (1098, 1820203), (1281, 1560174), (1342, 1489257), (1386, 1441979), (1617, 1235982), (1694, 1179801), (1842, 1085007), (2013, 992838), (2149, 930006), (2178, 917623), (2541, 786534), (2562, 780087), (2763, 723338), (2989, 668646), (3234, 617991), (3377, 591822), (3843, 520058), (4026, 496419), (4298, 465003), (4697, 425502), (4851, 411994), (5082, 393267), (5526, 361669), (5929, 337086), (5978, 334323), (6039, 330946), (6447, 310002), (6754, 295911), (7381, 270774), (7623, 262178), (7686, 260029), (8967, 222882), (9394, 212751), (9702, 205997), (10131, 197274), (11858, 168543), (12078, 165473), (12894, 155001), (14091, 141834), (14762, 135387), (15043, 132858), (15246, 131089), (17787, 112362), (17934, 111441), (18727, 106722), (19341, 103334), (20262, 98637), (22143, 90258), (23639, 84546), (26901, 74294), (28182, 70917), (30086, 66429), (30393, 65758), (32879, 60786), (35574, 56181), (37147, 53802), (37454, 53361), (38682, 51667), (42273, 47278), (44286, 45129)]