28425136

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43331}}^1$

素因数の和:43380

約数の個数: 20

約数和(自身を含む): 56418264

約数和(自身を除く): 27993128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 43331, 86662, 173324, 346648, 693296, 1776571, 3553142, 7106284, 14212568, 28425136]

約数ペア:

[(1, 28425136), (2, 14212568), (4, 7106284), (8, 3553142), (16, 1776571), (41, 693296), (82, 346648), (164, 173324), (328, 86662), (656, 43331)]