23957175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 43925760

約数和(自身を除く): 19968585

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 165, 213, 275, 355, 409, 781, 825, 1065, 1227, 1775, 2045, 2343, 3905, 4499, 5325, 6135, 10225, 11715, 13497, 19525, 22495, 29039, 30675, 58575, 67485, 87117, 112475, 145195, 319429, 337425, 435585, 725975, 958287, 1597145, 2177925, 4791435, 7985725, 23957175]

約数ペア:

[(1, 23957175), (3, 7985725), (5, 4791435), (11, 2177925), (15, 1597145), (25, 958287), (33, 725975), (55, 435585), (71, 337425), (75, 319429), (165, 145195), (213, 112475), (275, 87117), (355, 67485), (409, 58575), (781, 30675), (825, 29039), (1065, 22495), (1227, 19525), (1775, 13497), (2045, 11715), (2343, 10225), (3905, 6135), (4499, 5325)]