328465022

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{20129}}^1$

素因数の和:20371

約数の個数: 16

約数和(自身を含む): 507276000

約数和(自身を除く): 178810978

約数列:

[1, 2, 41, 82, 199, 398, 8159, 16318, 20129, 40258, 825289, 1650578, 4005671, 8011342, 164232511, 328465022]

約数ペア:

[(1, 328465022), (2, 164232511), (41, 8011342), (82, 4005671), (199, 1650578), (398, 825289), (8159, 40258), (16318, 20129)]