87891154

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{457}}^1\times {\mathrm{569}}^1$

素因数の和:1054

約数の個数: 24

約数和(自身を含む): 143321940

約数和(自身を除く): 55430786

約数列:

[1, 2, 13, 26, 169, 338, 457, 569, 914, 1138, 5941, 7397, 11882, 14794, 77233, 96161, 154466, 192322, 260033, 520066, 3380429, 6760858, 43945577, 87891154]

約数ペア:

[(1, 87891154), (2, 43945577), (13, 6760858), (26, 3380429), (169, 520066), (338, 260033), (457, 192322), (569, 154466), (914, 96161), (1138, 77233), (5941, 14794), (7397, 11882)]