9880213

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 12619800

約数和(自身を除く): 2739587

約数列:

[1, 7, 17, 29, 49, 119, 203, 409, 493, 833, 1421, 2863, 3451, 6953, 11861, 20041, 24157, 48671, 83027, 201637, 340697, 581189, 1411459, 9880213]

約数ペア:

[(1, 9880213), (7, 1411459), (17, 581189), (29, 340697), (49, 201637), (119, 83027), (203, 48671), (409, 24157), (493, 20041), (833, 11861), (1421, 6953), (2863, 3451)]