2079498981

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{664589}}^1$

素因数の和:664748

約数の個数: 16

約数和(自身を含む): 3190032000

約数和(自身を除く): 1110533019

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 664589, 1993767, 4652123, 13956369, 99023761, 297071283, 693166327, 2079498981]

約数ペア:

[(1, 2079498981), (3, 693166327), (7, 297071283), (21, 99023761), (149, 13956369), (447, 4652123), (1043, 1993767), (3129, 664589)]