220171055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{8447}}^1$

素因数の和:8866

約数の個数: 16

約数和(自身を含む): 285272064

約数和(自身を除く): 65101009

約数列:

[1, 5, 13, 65, 401, 2005, 5213, 8447, 26065, 42235, 109811, 549055, 3387247, 16936235, 44034211, 220171055]

約数ペア:

[(1, 220171055), (5, 44034211), (13, 16936235), (65, 3387247), (401, 549055), (2005, 109811), (5213, 42235), (8447, 26065)]