638783838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:363

約数の個数: 192

約数和(自身を含む): 1840250880

約数和(自身を除く): 1201467042

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 33, 38, 42, 57, 63, 66, 77, 99, 114, 126, 127, 133, 154, 171, 191, 198, 209, 231, 254, 266, 342, 381, 382, 399, 418, 462, 573, 627, 693, 762, 798, 889, 1143, 1146, 1197, 1254, 1337, 1386, 1397, 1463, 1719, 1778, 1881, 2101, 2286, 2394, 2413, 2667, 2674, 2794, 2926, 3438, 3629, 3762, 4011, 4191, 4202, 4389, 4826, 5334, 6303, 7239, 7258, 8001, 8022, 8382, 8778, 9779, 10887, 12033, 12573, 12606, 13167, 14478, 14707, 16002, 16891, 18909, 19558, 21717, 21774, 24066, 24257, 25146, 25403, 26334, 26543, 29337, 29414, 32661, 33782, 37818, 39919, 43434, 44121, 48514, 50673, 50806, 53086, 58674, 65322, 72771, 76209, 79629, 79838, 88011, 88242, 101346, 119757, 132363, 145542, 152019, 152418, 159258, 169799, 176022, 185801, 218313, 228627, 238887, 239514, 264726, 266827, 279433, 304038, 339598, 359271, 371602, 436626, 457254, 460883, 477774, 509397, 533654, 557403, 558866, 718542, 800481, 838299, 921766, 1018794, 1114806, 1382649, 1528191, 1600962, 1672209, 1676598, 1867789, 2401443, 2514897, 2765298, 3056382, 3226181, 3344418, 3735578, 4147947, 4802886, 5029794, 5069713, 5603367, 6452362, 8295894, 9678543, 10139426, 11206734, 15209139, 16810101, 19357086, 29035629, 30418278, 33620202, 35487991, 45627417, 58071258, 70975982, 91254834, 106463973, 212927946, 319391919, 638783838]

約数ペア:

[(1, 638783838), (2, 319391919), (3, 212927946), (6, 106463973), (7, 91254834), (9, 70975982), (11, 58071258), (14, 45627417), (18, 35487991), (19, 33620202), (21, 30418278), (22, 29035629), (33, 19357086), (38, 16810101), (42, 15209139), (57, 11206734), (63, 10139426), (66, 9678543), (77, 8295894), (99, 6452362), (114, 5603367), (126, 5069713), (127, 5029794), (133, 4802886), (154, 4147947), (171, 3735578), (191, 3344418), (198, 3226181), (209, 3056382), (231, 2765298), (254, 2514897), (266, 2401443), (342, 1867789), (381, 1676598), (382, 1672209), (399, 1600962), (418, 1528191), (462, 1382649), (573, 1114806), (627, 1018794), (693, 921766), (762, 838299), (798, 800481), (889, 718542), (1143, 558866), (1146, 557403), (1197, 533654), (1254, 509397), (1337, 477774), (1386, 460883), (1397, 457254), (1463, 436626), (1719, 371602), (1778, 359271), (1881, 339598), (2101, 304038), (2286, 279433), (2394, 266827), (2413, 264726), (2667, 239514), (2674, 238887), (2794, 228627), (2926, 218313), (3438, 185801), (3629, 176022), (3762, 169799), (4011, 159258), (4191, 152418), (4202, 152019), (4389, 145542), (4826, 132363), (5334, 119757), (6303, 101346), (7239, 88242), (7258, 88011), (8001, 79838), (8022, 79629), (8382, 76209), (8778, 72771), (9779, 65322), (10887, 58674), (12033, 53086), (12573, 50806), (12606, 50673), (13167, 48514), (14478, 44121), (14707, 43434), (16002, 39919), (16891, 37818), (18909, 33782), (19558, 32661), (21717, 29414), (21774, 29337), (24066, 26543), (24257, 26334), (25146, 25403)]