25903197

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 38887680

約数和(自身を除く): 12984483

約数列:

[1, 3, 9, 31, 93, 227, 279, 409, 681, 1227, 2043, 3681, 7037, 12679, 21111, 38037, 63333, 92843, 114111, 278529, 835587, 2878133, 8634399, 25903197]

約数ペア:

[(1, 25903197), (3, 8634399), (9, 2878133), (31, 835587), (93, 278529), (227, 114111), (279, 92843), (409, 63333), (681, 38037), (1227, 21111), (2043, 12679), (3681, 7037)]