1290222721

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{956429}}^1$

素因数の和:956519

約数の個数: 8

約数和(自身を含む): 1377259200

約数和(自身を除く): 87036479

約数列:

[1, 19, 71, 1349, 956429, 18172151, 67906459, 1290222721]

約数ペア:

[(1, 1290222721), (19, 67906459), (71, 18172151), (1349, 956429)]