80842517

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2\times {\mathrm{79}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 98169600

約数和(自身を除く): 17327083

約数列:

[1, 7, 29, 71, 79, 203, 497, 553, 2059, 2291, 5041, 5609, 14413, 16037, 35287, 39263, 146189, 162661, 398239, 1023323, 1138627, 2787673, 11548931, 80842517]

約数ペア:

[(1, 80842517), (7, 11548931), (29, 2787673), (71, 1138627), (79, 1023323), (203, 398239), (497, 162661), (553, 146189), (2059, 39263), (2291, 35287), (5041, 16037), (5609, 14413)]