140904547

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{77719}}^1$

素因数の和:77770

約数の個数: 12

約数和(自身を含む): 168341520

約数和(自身を除く): 27436973

約数列:

[1, 7, 37, 49, 259, 1813, 77719, 544033, 2875603, 3808231, 20129221, 140904547]

約数ペア:

[(1, 140904547), (7, 20129221), (37, 3808231), (49, 2875603), (259, 544033), (1813, 77719)]