156660415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{3917}}^1$

素因数の和:4362

約数の個数: 16

約数和(自身を含む): 198407520

約数和(自身を除く): 41747105

約数列:

[1, 5, 19, 95, 421, 2105, 3917, 7999, 19585, 39995, 74423, 372115, 1649057, 8245285, 31332083, 156660415]

約数ペア:

[(1, 156660415), (5, 31332083), (19, 8245285), (95, 1649057), (421, 372115), (2105, 74423), (3917, 39995), (7999, 19585)]