87658936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1531}}^1$

素因数の和:1975

約数の個数: 32

約数和(自身を含む): 174556080

約数和(自身を除く): 86897144

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 421, 842, 1531, 1684, 3062, 3368, 6124, 7157, 12248, 14314, 26027, 28628, 52054, 57256, 104108, 208216, 644551, 1289102, 2578204, 5156408, 10957367, 21914734, 43829468, 87658936]

約数ペア:

[(1, 87658936), (2, 43829468), (4, 21914734), (8, 10957367), (17, 5156408), (34, 2578204), (68, 1289102), (136, 644551), (421, 208216), (842, 104108), (1531, 57256), (1684, 52054), (3062, 28628), (3368, 26027), (6124, 14314), (7157, 12248)]