25470621

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1278

約数の個数: 36

約数和(自身を含む): 42602560

約数和(自身を除く): 17131939

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 1089, 1231, 1881, 2299, 3693, 6897, 11079, 13541, 20691, 23389, 40623, 70167, 121869, 148951, 210501, 257279, 446853, 771837, 1340559, 2315511, 2830069, 8490207, 25470621]

約数ペア:

[(1, 25470621), (3, 8490207), (9, 2830069), (11, 2315511), (19, 1340559), (33, 771837), (57, 446853), (99, 257279), (121, 210501), (171, 148951), (209, 121869), (363, 70167), (627, 40623), (1089, 23389), (1231, 20691), (1881, 13541), (2299, 11079), (3693, 6897)]