140991557

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19423}}^1$

素因数の和:19508

約数の個数: 16

約数和(自身を含む): 173417472

約数和(自身を除く): 32425915

約数列:

[1, 7, 17, 61, 119, 427, 1037, 7259, 19423, 135961, 330191, 1184803, 2311337, 8293621, 20141651, 140991557]

約数ペア:

[(1, 140991557), (7, 20141651), (17, 8293621), (61, 2311337), (119, 1184803), (427, 330191), (1037, 135961), (7259, 19423)]