12779705

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 15681600

約数和(自身を除く): 2901895

約数列:

[1, 5, 109, 131, 179, 545, 655, 895, 14279, 19511, 23449, 71395, 97555, 117245, 2555941, 12779705]

約数ペア:

[(1, 12779705), (5, 2555941), (109, 117245), (131, 97555), (179, 71395), (545, 23449), (655, 19511), (895, 14279)]