30137121

素因数分解:

$3^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1249}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 49920000

約数和(自身を除く): 19782879

約数列:

[1, 3, 7, 9, 21, 63, 383, 1149, 1249, 2681, 3447, 3747, 8043, 8743, 11241, 24129, 26229, 78687, 478367, 1435101, 3348569, 4305303, 10045707, 30137121]

約数ペア:

[(1, 30137121), (3, 10045707), (7, 4305303), (9, 3348569), (21, 1435101), (63, 478367), (383, 78687), (1149, 26229), (1249, 24129), (2681, 11241), (3447, 8743), (3747, 8043)]