717382639

素因数分解:

${\mathrm{19}}^1\times {\mathrm{239}}^2\times {\mathrm{661}}^1$

素因数の和:1158

約数の個数: 12

約数和(自身を含む): 759459640

約数和(自身を除く): 42077001

約数列:

[1, 19, 239, 661, 4541, 12559, 57121, 157979, 1085299, 3001601, 37756981, 717382639]

約数ペア:

[(1, 717382639), (19, 37756981), (239, 3001601), (661, 1085299), (4541, 157979), (12559, 57121)]