85128001

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2731}}^1$

素因数の和:2872

約数の個数: 16

約数和(自身を含む): 100275328

約数和(自身を除く): 15147327

約数列:

[1, 7, 61, 73, 427, 511, 2731, 4453, 19117, 31171, 166591, 199363, 1166137, 1395541, 12161143, 85128001]

約数ペア:

[(1, 85128001), (7, 12161143), (61, 1395541), (73, 1166137), (427, 199363), (511, 166591), (2731, 31171), (4453, 19117)]