15970213

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 19042560

約数和(自身を除く): 3072347

約数列:

[1, 7, 29, 151, 203, 521, 1057, 3647, 4379, 15109, 30653, 78671, 105763, 550697, 2281459, 15970213]

約数ペア:

[(1, 15970213), (7, 2281459), (29, 550697), (151, 105763), (203, 78671), (521, 30653), (1057, 15109), (3647, 4379)]