81275402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{183881}}^1$

素因数の和:183913

約数の個数: 16

約数和(自身を含む): 139014792

約数和(自身を除く): 57739390

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 183881, 367762, 2390453, 3125977, 4780906, 6251954, 40637701, 81275402]

約数ペア:

[(1, 81275402), (2, 40637701), (13, 6251954), (17, 4780906), (26, 3125977), (34, 2390453), (221, 367762), (442, 183881)]