261865679

素因数分解:

${\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1429}}^1$

素因数の和:1618

約数の個数: 16

約数和(自身を含む): 277992000

約数和(自身を除く): 16126321

約数列:

[1, 29, 71, 89, 1429, 2059, 2581, 6319, 41441, 101459, 127181, 183251, 2942311, 3688249, 9029851, 261865679]

約数ペア:

[(1, 261865679), (29, 9029851), (71, 3688249), (89, 2942311), (1429, 183251), (2059, 127181), (2581, 101459), (6319, 41441)]