990789121

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{2179}}^1\times {\mathrm{3821}}^1$

素因数の和:6024

約数の個数: 16

約数和(自身を含む): 1199802240

約数和(自身を除く): 209013119

約数列:

[1, 7, 17, 119, 2179, 3821, 15253, 26747, 37043, 64957, 259301, 454699, 8325959, 58281713, 141541303, 990789121]

約数ペア:

[(1, 990789121), (7, 141541303), (17, 58281713), (119, 8325959), (2179, 454699), (3821, 259301), (15253, 64957), (26747, 37043)]