987924707

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{19121}}^1$

素因数の和:19211

約数の個数: 24

約数和(自身を含む): 1261440096

約数和(自身を除く): 273515389

約数列:

[1, 7, 11, 61, 77, 121, 427, 671, 847, 4697, 7381, 19121, 51667, 133847, 210331, 1166381, 1472317, 2313641, 8164667, 12830191, 16195487, 89811337, 141132101, 987924707]

約数ペア:

[(1, 987924707), (7, 141132101), (11, 89811337), (61, 16195487), (77, 12830191), (121, 8164667), (427, 2313641), (671, 1472317), (847, 1166381), (4697, 210331), (7381, 133847), (19121, 51667)]