71591255

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 87091200

約数和(自身を除く): 15499945

約数列:

[1, 5, 139, 239, 431, 695, 1195, 2155, 33221, 59909, 103009, 166105, 299545, 515045, 14318251, 71591255]

約数ペア:

[(1, 71591255), (5, 14318251), (139, 515045), (239, 299545), (431, 166105), (695, 103009), (1195, 59909), (2155, 33221)]