647551242

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{607}}^1$

素因数の和:772

約数の個数: 96

約数和(自身を含む): 1561577472

約数和(自身を除く): 914026230

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 97, 117, 141, 194, 234, 282, 291, 423, 582, 607, 611, 846, 873, 1214, 1222, 1261, 1746, 1821, 1833, 2522, 3642, 3666, 3783, 4559, 5463, 5499, 7566, 7891, 9118, 10926, 10998, 11349, 13677, 15782, 22698, 23673, 27354, 28529, 41031, 47346, 57058, 58879, 59267, 71019, 82062, 85587, 117758, 118534, 142038, 171174, 176637, 177801, 256761, 353274, 355602, 370877, 513522, 529911, 533403, 741754, 765427, 1059822, 1066806, 1112631, 1530854, 2225262, 2296281, 2767313, 3337893, 4592562, 5534626, 6675786, 6888843, 8301939, 13777686, 16603878, 24905817, 35975069, 49811634, 71950138, 107925207, 215850414, 323775621, 647551242]

約数ペア:

[(1, 647551242), (2, 323775621), (3, 215850414), (6, 107925207), (9, 71950138), (13, 49811634), (18, 35975069), (26, 24905817), (39, 16603878), (47, 13777686), (78, 8301939), (94, 6888843), (97, 6675786), (117, 5534626), (141, 4592562), (194, 3337893), (234, 2767313), (282, 2296281), (291, 2225262), (423, 1530854), (582, 1112631), (607, 1066806), (611, 1059822), (846, 765427), (873, 741754), (1214, 533403), (1222, 529911), (1261, 513522), (1746, 370877), (1821, 355602), (1833, 353274), (2522, 256761), (3642, 177801), (3666, 176637), (3783, 171174), (4559, 142038), (5463, 118534), (5499, 117758), (7566, 85587), (7891, 82062), (9118, 71019), (10926, 59267), (10998, 58879), (11349, 57058), (13677, 47346), (15782, 41031), (22698, 28529), (23673, 27354)]