7720193

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 8897616

約数和(自身を除く): 1177423

約数列:

[1, 13, 17, 181, 193, 221, 2353, 2509, 3077, 3281, 34933, 40001, 42653, 454129, 593861, 7720193]

約数ペア:

[(1, 7720193), (13, 593861), (17, 454129), (181, 42653), (193, 40001), (221, 34933), (2353, 3281), (2509, 3077)]