31557069

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 47354112

約数和(自身を除く): 15797043

約数列:

[1, 3, 9, 47, 61, 141, 183, 423, 549, 1223, 2867, 3669, 8601, 11007, 25803, 57481, 74603, 172443, 223809, 517329, 671427, 3506341, 10519023, 31557069]

約数ペア:

[(1, 31557069), (3, 10519023), (9, 3506341), (47, 671427), (61, 517329), (141, 223809), (183, 172443), (423, 74603), (549, 57481), (1223, 25803), (2867, 11007), (3669, 8601)]