140275499

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81131}}^1$

素因数の和:81170

約数の個数: 16

約数和(自身を含む): 181735680

約数和(自身を除く): 41460181

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 81131, 567917, 1054703, 1541489, 7382921, 10790423, 20039357, 140275499]

約数ペア:

[(1, 140275499), (7, 20039357), (13, 10790423), (19, 7382921), (91, 1541489), (133, 1054703), (247, 567917), (1729, 81131)]