389610364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{681137}}^1$

素因数の和:681165

約数の個数: 24

約数和(自身を含む): 801018288

約数和(自身を除く): 411407924

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 681137, 1362274, 2724548, 7492507, 8854781, 14985014, 17709562, 29970028, 35419124, 97402591, 194805182, 389610364]

約数ペア:

[(1, 389610364), (2, 194805182), (4, 97402591), (11, 35419124), (13, 29970028), (22, 17709562), (26, 14985014), (44, 8854781), (52, 7492507), (143, 2724548), (286, 1362274), (572, 681137)]