12157859

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{313}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 14469120

約数和(自身を除く): 2311261

約数列:

[1, 7, 31, 179, 217, 313, 1253, 2191, 5549, 9703, 38843, 56027, 67921, 392189, 1736837, 12157859]

約数ペア:

[(1, 12157859), (7, 1736837), (31, 392189), (179, 67921), (217, 56027), (313, 38843), (1253, 9703), (2191, 5549)]