1557371712

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{623947}}^1$

素因数の和:623975

約数の個数: 56

約数和(自身を含む): 4437518176

約数和(自身を除く): 2880146464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 623947, 1247894, 1871841, 2495788, 3743682, 4991576, 7487364, 8111311, 9983152, 14974728, 16222622, 19966304, 24333933, 29949456, 32445244, 39932608, 48667866, 59898912, 64890488, 97335732, 119797824, 129780976, 194671464, 259561952, 389342928, 519123904, 778685856, 1557371712]

約数ペア:

[(1, 1557371712), (2, 778685856), (3, 519123904), (4, 389342928), (6, 259561952), (8, 194671464), (12, 129780976), (13, 119797824), (16, 97335732), (24, 64890488), (26, 59898912), (32, 48667866), (39, 39932608), (48, 32445244), (52, 29949456), (64, 24333933), (78, 19966304), (96, 16222622), (104, 14974728), (156, 9983152), (192, 8111311), (208, 7487364), (312, 4991576), (416, 3743682), (624, 2495788), (832, 1871841), (1248, 1247894), (2496, 623947)]