87975654

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1637}}^1$

素因数の和:1721

約数の個数: 48

約数和(自身を含む): 194240592

約数和(自身を除く): 106264938

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 169, 318, 338, 507, 689, 1014, 1378, 1637, 2067, 3274, 4134, 4911, 8957, 9822, 17914, 21281, 26871, 42562, 53742, 63843, 86761, 127686, 173522, 260283, 276653, 520566, 553306, 829959, 1127893, 1659918, 2255786, 3383679, 6767358, 14662609, 29325218, 43987827, 87975654]

約数ペア:

[(1, 87975654), (2, 43987827), (3, 29325218), (6, 14662609), (13, 6767358), (26, 3383679), (39, 2255786), (53, 1659918), (78, 1127893), (106, 829959), (159, 553306), (169, 520566), (318, 276653), (338, 260283), (507, 173522), (689, 127686), (1014, 86761), (1378, 63843), (1637, 53742), (2067, 42562), (3274, 26871), (4134, 21281), (4911, 17914), (8957, 9822)]