2129272605

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{666439}}^1$

素因数の和:666521

約数の個数: 24

約数和(自身を含む): 3742727040

約数和(自身を除く): 1613454435

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 666439, 1999317, 3332195, 5997951, 9996585, 29989755, 47317169, 141951507, 236585845, 425854521, 709757535, 2129272605]

約数ペア:

[(1, 2129272605), (3, 709757535), (5, 425854521), (9, 236585845), (15, 141951507), (45, 47317169), (71, 29989755), (213, 9996585), (355, 5997951), (639, 3332195), (1065, 1999317), (3195, 666439)]