9980015

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 12428640

約数和(自身を除く): 2448625

約数列:

[1, 5, 41, 89, 205, 445, 547, 2735, 3649, 18245, 22427, 48683, 112135, 243415, 1996003, 9980015]

約数ペア:

[(1, 9980015), (5, 1996003), (41, 243415), (89, 112135), (205, 48683), (445, 22427), (547, 18245), (2735, 3649)]