25486643

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 7414477

約数列:

[1, 7, 13, 47, 59, 91, 101, 329, 413, 611, 707, 767, 1313, 2773, 4277, 4747, 5369, 5959, 9191, 19411, 33229, 36049, 41713, 61711, 77467, 252343, 280073, 431977, 542269, 1960511, 3640949, 25486643]

約数ペア:

[(1, 25486643), (7, 3640949), (13, 1960511), (47, 542269), (59, 431977), (91, 280073), (101, 252343), (329, 77467), (413, 61711), (611, 41713), (707, 36049), (767, 33229), (1313, 19411), (2773, 9191), (4277, 5959), (4747, 5369)]