57168215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{18713}}^1$

素因数の和:18778

約数の個数: 16

約数和(自身を含む): 75454848

約数和(自身を除く): 18286633

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 18713, 93565, 243269, 879511, 1216345, 4397555, 11433643, 57168215]

約数ペア:

[(1, 57168215), (5, 11433643), (13, 4397555), (47, 1216345), (65, 879511), (235, 243269), (611, 93565), (3055, 18713)]