218045009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{8291}}^1$

素因数の和:8345

約数の個数: 24

約数和(自身を含む): 285112128

約数和(自身を除く): 67067119

約数列:

[1, 7, 13, 17, 91, 119, 221, 289, 1547, 2023, 3757, 8291, 26299, 58037, 107783, 140947, 754481, 986629, 1832311, 2396099, 12826177, 16772693, 31149287, 218045009]

約数ペア:

[(1, 218045009), (7, 31149287), (13, 16772693), (17, 12826177), (91, 2396099), (119, 1832311), (221, 986629), (289, 754481), (1547, 140947), (2023, 107783), (3757, 58037), (8291, 26299)]