15968981

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 18800640

約数和(自身を除く): 2831659

約数列:

[1, 7, 67, 79, 431, 469, 553, 3017, 5293, 28877, 34049, 37051, 202139, 238343, 2281283, 15968981]

約数ペア:

[(1, 15968981), (7, 2281283), (67, 238343), (79, 202139), (431, 37051), (469, 34049), (553, 28877), (3017, 5293)]