11820975

素因数分解:

$3^1\times 5^2\times {\mathrm{277}}^1\times {\mathrm{569}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 19649040

約数和(自身を除く): 7828065

約数列:

[1, 3, 5, 15, 25, 75, 277, 569, 831, 1385, 1707, 2845, 4155, 6925, 8535, 14225, 20775, 42675, 157613, 472839, 788065, 2364195, 3940325, 11820975]

約数ペア:

[(1, 11820975), (3, 3940325), (5, 2364195), (15, 788065), (25, 472839), (75, 157613), (277, 42675), (569, 20775), (831, 14225), (1385, 8535), (1707, 6925), (2845, 4155)]