1225055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:466

約数の個数: 16

約数和(自身を含む): 1620864

約数和(自身を除く): 395809

約数列:

[1, 5, 13, 47, 65, 235, 401, 611, 2005, 3055, 5213, 18847, 26065, 94235, 245011, 1225055]

約数ペア:

[(1, 1225055), (5, 245011), (13, 94235), (47, 26065), (65, 18847), (235, 5213), (401, 3055), (611, 2005)]