28098711

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{7487}}^1$

素因数の和:7635

約数の個数: 16

約数和(自身を含む): 41932800

約数和(自身を除く): 13834089

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 7487, 22461, 67383, 202149, 1040693, 3122079, 9366237, 28098711]

約数ペア:

[(1, 28098711), (3, 9366237), (9, 3122079), (27, 1040693), (139, 202149), (417, 67383), (1251, 22461), (3753, 7487)]