68480386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{154933}}^1$

素因数の和:154965

約数の個数: 16

約数和(自身を含む): 117130104

約数和(自身を除く): 48649718

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 154933, 309866, 2014129, 2633861, 4028258, 5267722, 34240193, 68480386]

約数ペア:

[(1, 68480386), (2, 34240193), (13, 5267722), (17, 4028258), (26, 2633861), (34, 2014129), (221, 309866), (442, 154933)]