21526125

素因数分解:

$3^1\times 5^3\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 36167040

約数和(自身を除く): 14640915

約数列:

[1, 3, 5, 15, 25, 75, 125, 137, 375, 411, 419, 685, 1257, 2055, 2095, 3425, 6285, 10275, 10475, 17125, 31425, 51375, 52375, 57403, 157125, 172209, 287015, 861045, 1435075, 4305225, 7175375, 21526125]

約数ペア:

[(1, 21526125), (3, 7175375), (5, 4305225), (15, 1435075), (25, 861045), (75, 287015), (125, 172209), (137, 157125), (375, 57403), (411, 52375), (419, 51375), (685, 31425), (1257, 17125), (2055, 10475), (2095, 10275), (3425, 6285)]