156965478

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{1999}}^1$

素因数の和:2596

約数の個数: 32

約数和(自身を含む): 328320000

約数和(自身を除く): 171354522

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 569, 1138, 1707, 1999, 3414, 3998, 5997, 11994, 13087, 26174, 39261, 45977, 78522, 91954, 137931, 275862, 1137431, 2274862, 3412293, 6824586, 26160913, 52321826, 78482739, 156965478]

約数ペア:

[(1, 156965478), (2, 78482739), (3, 52321826), (6, 26160913), (23, 6824586), (46, 3412293), (69, 2274862), (138, 1137431), (569, 275862), (1138, 137931), (1707, 91954), (1999, 78522), (3414, 45977), (3998, 39261), (5997, 26174), (11994, 13087)]