12909953

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 15744384

約数和(自身を除く): 2834431

約数列:

[1, 7, 17, 119, 157, 691, 1099, 2669, 4837, 11747, 18683, 82229, 108487, 759409, 1844279, 12909953]

約数ペア:

[(1, 12909953), (7, 1844279), (17, 759409), (119, 108487), (157, 82229), (691, 18683), (1099, 11747), (2669, 4837)]