168681387

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{58631}}^1$

素因数の和:58778

約数の個数: 16

約数和(自身を含む): 258918912

約数和(自身を除く): 90237525

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 58631, 175893, 410417, 1231251, 8032447, 24097341, 56227129, 168681387]

約数ペア:

[(1, 168681387), (3, 56227129), (7, 24097341), (21, 8032447), (137, 1231251), (411, 410417), (959, 175893), (2877, 58631)]