138889222

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1\times {\mathrm{3251}}^1$

素因数の和:3815

約数の個数: 16

約数和(自身を含む): 213890544

約数和(自身を除く): 75001322

約数列:

[1, 2, 41, 82, 521, 1042, 3251, 6502, 21361, 42722, 133291, 266582, 1693771, 3387542, 69444611, 138889222]

約数ペア:

[(1, 138889222), (2, 69444611), (41, 3387542), (82, 1693771), (521, 266582), (1042, 133291), (3251, 42722), (6502, 21361)]