2215345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 2965248

約数和(自身を除く): 749903

約数列:

[1, 5, 11, 47, 55, 235, 517, 857, 2585, 4285, 9427, 40279, 47135, 201395, 443069, 2215345]

約数ペア:

[(1, 2215345), (5, 443069), (11, 201395), (47, 47135), (55, 40279), (235, 9427), (517, 4285), (857, 2585)]