77866866

素因数分解:

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

素因数の和:397

約数の個数: 128

約数和(自身を含む): 219985920

約数和(自身を除く): 142119054

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 61, 63, 66, 77, 99, 122, 126, 154, 183, 189, 198, 231, 297, 307, 366, 378, 427, 462, 549, 594, 614, 671, 693, 854, 921, 1098, 1281, 1342, 1386, 1647, 1842, 2013, 2079, 2149, 2562, 2763, 3294, 3377, 3843, 4026, 4158, 4298, 4697, 5526, 6039, 6447, 6754, 7686, 8289, 9394, 10131, 11529, 12078, 12894, 14091, 16578, 18117, 18727, 19341, 20262, 23058, 23639, 28182, 30393, 36234, 37454, 38682, 42273, 47278, 56181, 58023, 60786, 70917, 84546, 91179, 112362, 116046, 126819, 131089, 141834, 168543, 182358, 205997, 212751, 253638, 262178, 337086, 393267, 411994, 425502, 505629, 617991, 638253, 786534, 1011258, 1179801, 1235982, 1276506, 1441979, 1853973, 2359602, 2883958, 3539403, 3707946, 4325937, 5561919, 7078806, 8651874, 11123838, 12977811, 25955622, 38933433, 77866866]

約数ペア:

[(1, 77866866), (2, 38933433), (3, 25955622), (6, 12977811), (7, 11123838), (9, 8651874), (11, 7078806), (14, 5561919), (18, 4325937), (21, 3707946), (22, 3539403), (27, 2883958), (33, 2359602), (42, 1853973), (54, 1441979), (61, 1276506), (63, 1235982), (66, 1179801), (77, 1011258), (99, 786534), (122, 638253), (126, 617991), (154, 505629), (183, 425502), (189, 411994), (198, 393267), (231, 337086), (297, 262178), (307, 253638), (366, 212751), (378, 205997), (427, 182358), (462, 168543), (549, 141834), (594, 131089), (614, 126819), (671, 116046), (693, 112362), (854, 91179), (921, 84546), (1098, 70917), (1281, 60786), (1342, 58023), (1386, 56181), (1647, 47278), (1842, 42273), (2013, 38682), (2079, 37454), (2149, 36234), (2562, 30393), (2763, 28182), (3294, 23639), (3377, 23058), (3843, 20262), (4026, 19341), (4158, 18727), (4298, 18117), (4697, 16578), (5526, 14091), (6039, 12894), (6447, 12078), (6754, 11529), (7686, 10131), (8289, 9394)]