12399225

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{5333}}^1$

素因数の和:5377

約数の個数: 24

約数和(自身を含む): 21165312

約数和(自身を除く): 8766087

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 5333, 15999, 26665, 79995, 133325, 165323, 399975, 495969, 826615, 2479845, 4133075, 12399225]

約数ペア:

[(1, 12399225), (3, 4133075), (5, 2479845), (15, 826615), (25, 495969), (31, 399975), (75, 165323), (93, 133325), (155, 79995), (465, 26665), (775, 15999), (2325, 5333)]