7681145

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:556

約数の個数: 16

約数和(自身を含む): 9570960

約数和(自身を除く): 1889815

約数列:

[1, 5, 41, 89, 205, 421, 445, 2105, 3649, 17261, 18245, 37469, 86305, 187345, 1536229, 7681145]

約数ペア:

[(1, 7681145), (5, 1536229), (41, 187345), (89, 86305), (205, 37469), (421, 18245), (445, 17261), (2105, 3649)]