261628562

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{313}}^1\times {\mathrm{2473}}^1$

素因数の和:2814

約数の個数: 24

約数和(自身を含む): 426482964

約数和(自身を除く): 164854402

約数列:

[1, 2, 13, 26, 169, 313, 338, 626, 2473, 4069, 4946, 8138, 32149, 52897, 64298, 105794, 417937, 774049, 835874, 1548098, 10062637, 20125274, 130814281, 261628562]

約数ペア:

[(1, 261628562), (2, 130814281), (13, 20125274), (26, 10062637), (169, 1548098), (313, 835874), (338, 774049), (626, 417937), (2473, 105794), (4069, 64298), (4946, 52897), (8138, 32149)]