11911225

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 15455360

約数和(自身を除く): 3544135

約数列:

[1, 5, 25, 37, 79, 163, 185, 395, 815, 925, 1975, 2923, 4075, 6031, 12877, 14615, 30155, 64385, 73075, 150775, 321925, 476449, 2382245, 11911225]

約数ペア:

[(1, 11911225), (5, 2382245), (25, 476449), (37, 321925), (79, 150775), (163, 73075), (185, 64385), (395, 30155), (815, 14615), (925, 12877), (1975, 6031), (2923, 4075)]