81311319183

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{1083241}}^1$

素因数の和:1083566

約数の個数: 16

約数和(自身を含む): 109814740992

約数和(自身を除く): 28503421809

約数列:

[1, 3, 131, 191, 393, 573, 25021, 75063, 1083241, 3249723, 141904571, 206899031, 425713713, 620697093, 27103773061, 81311319183]

約数ペア:

[(1, 81311319183), (3, 27103773061), (131, 620697093), (191, 425713713), (393, 206899031), (573, 141904571), (25021, 3249723), (75063, 1083241)]