279198075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1229}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 499655520

約数和(自身を除く): 220457445

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 233, 325, 699, 975, 1165, 1229, 3029, 3495, 3687, 5825, 6145, 9087, 15145, 15977, 17475, 18435, 30725, 45435, 47931, 75725, 79885, 92175, 227175, 239655, 286357, 399425, 859071, 1198275, 1431785, 3722641, 4295355, 7158925, 11167923, 18613205, 21476775, 55839615, 93066025, 279198075]

約数ペア:

[(1, 279198075), (3, 93066025), (5, 55839615), (13, 21476775), (15, 18613205), (25, 11167923), (39, 7158925), (65, 4295355), (75, 3722641), (195, 1431785), (233, 1198275), (325, 859071), (699, 399425), (975, 286357), (1165, 239655), (1229, 227175), (3029, 92175), (3495, 79885), (3687, 75725), (5825, 47931), (6145, 45435), (9087, 30725), (15145, 18435), (15977, 17475)]