156857402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{354881}}^1$

素因数の和:354913

約数の個数: 16

約数和(自身を含む): 268290792

約数和(自身を除く): 111433390

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 354881, 709762, 4613453, 6032977, 9226906, 12065954, 78428701, 156857402]

約数ペア:

[(1, 156857402), (2, 78428701), (13, 12065954), (17, 9226906), (26, 6032977), (34, 4613453), (221, 709762), (442, 354881)]