1390774

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{821}}^1$

素因数の和:852

約数の個数: 24

約数和(自身を含む): 2623824

約数和(自身を除く): 1233050

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 821, 847, 1642, 1694, 5747, 9031, 11494, 18062, 63217, 99341, 126434, 198682, 695387, 1390774]

約数ペア:

[(1, 1390774), (2, 695387), (7, 198682), (11, 126434), (14, 99341), (22, 63217), (77, 18062), (121, 11494), (154, 9031), (242, 5747), (821, 1694), (847, 1642)]