2551113

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 3888768

約数和(自身を除く): 1337655

約数列:

[1, 3, 9, 37, 47, 111, 141, 163, 333, 423, 489, 1467, 1739, 5217, 6031, 7661, 15651, 18093, 22983, 54279, 68949, 283457, 850371, 2551113]

約数ペア:

[(1, 2551113), (3, 850371), (9, 283457), (37, 68949), (47, 54279), (111, 22983), (141, 18093), (163, 15651), (333, 7661), (423, 6031), (489, 5217), (1467, 1739)]