398688056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1973}}^1$

素因数の和:2088

約数の個数: 64

約数和(自身を含む): 845661600

約数和(自身を除く): 446973544

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 67, 104, 116, 134, 232, 268, 377, 536, 754, 871, 1508, 1742, 1943, 1973, 3016, 3484, 3886, 3946, 6968, 7772, 7892, 15544, 15784, 25259, 25649, 50518, 51298, 57217, 101036, 102596, 114434, 132191, 202072, 205192, 228868, 264382, 457736, 528764, 743821, 1057528, 1487642, 1718483, 2975284, 3436966, 3833539, 5950568, 6873932, 7667078, 13747864, 15334156, 30668312, 49836007, 99672014, 199344028, 398688056]

約数ペア:

[(1, 398688056), (2, 199344028), (4, 99672014), (8, 49836007), (13, 30668312), (26, 15334156), (29, 13747864), (52, 7667078), (58, 6873932), (67, 5950568), (104, 3833539), (116, 3436966), (134, 2975284), (232, 1718483), (268, 1487642), (377, 1057528), (536, 743821), (754, 528764), (871, 457736), (1508, 264382), (1742, 228868), (1943, 205192), (1973, 202072), (3016, 132191), (3484, 114434), (3886, 102596), (3946, 101036), (6968, 57217), (7772, 51298), (7892, 50518), (15544, 25649), (15784, 25259)]