1320392017

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1\times {\mathrm{2459}}^1$

素因数の和:3516

約数の個数: 16

約数和(自身を含む): 1530316800

約数和(自身を除く): 209924783

約数列:

[1, 7, 79, 553, 971, 2459, 6797, 17213, 76709, 194261, 536963, 1359827, 2387689, 16713823, 188627431, 1320392017]

約数ペア:

[(1, 1320392017), (7, 188627431), (79, 16713823), (553, 2387689), (971, 1359827), (2459, 536963), (6797, 194261), (17213, 76709)]