641310426

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{3769}}^1$

素因数の和:3940

約数の個数: 64

約数和(自身を含む): 1498348800

約数和(自身を除く): 857038374

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 137, 138, 207, 274, 411, 414, 621, 822, 1233, 1242, 2466, 3151, 3699, 3769, 6302, 7398, 7538, 9453, 11307, 18906, 22614, 28359, 33921, 56718, 67842, 85077, 86687, 101763, 170154, 173374, 203526, 260061, 516353, 520122, 780183, 1032706, 1549059, 1560366, 2340549, 3098118, 4647177, 4681098, 9294354, 11876119, 13941531, 23752238, 27883062, 35628357, 71256714, 106885071, 213770142, 320655213, 641310426]

約数ペア:

[(1, 641310426), (2, 320655213), (3, 213770142), (6, 106885071), (9, 71256714), (18, 35628357), (23, 27883062), (27, 23752238), (46, 13941531), (54, 11876119), (69, 9294354), (137, 4681098), (138, 4647177), (207, 3098118), (274, 2340549), (411, 1560366), (414, 1549059), (621, 1032706), (822, 780183), (1233, 520122), (1242, 516353), (2466, 260061), (3151, 203526), (3699, 173374), (3769, 170154), (6302, 101763), (7398, 86687), (7538, 85077), (9453, 67842), (11307, 56718), (18906, 33921), (22614, 28359)]