13246475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 36

約数和(自身を含む): 18800880

約数和(自身を除く): 5554405

約数列:

[1, 5, 11, 25, 29, 55, 121, 145, 151, 275, 319, 605, 725, 755, 1595, 1661, 3025, 3509, 3775, 4379, 7975, 8305, 17545, 18271, 21895, 41525, 48169, 87725, 91355, 109475, 240845, 456775, 529859, 1204225, 2649295, 13246475]

約数ペア:

[(1, 13246475), (5, 2649295), (11, 1204225), (25, 529859), (29, 456775), (55, 240845), (121, 109475), (145, 91355), (151, 87725), (275, 48169), (319, 41525), (605, 21895), (725, 18271), (755, 17545), (1595, 8305), (1661, 7975), (3025, 4379), (3509, 3775)]