42720675

素因数分解:

$3^1\times 5^2\times {\mathrm{569609}}^1$

素因数の和:569622

約数の個数: 12

約数和(自身を含む): 70631640

約数和(自身を除く): 27910965

約数列:

[1, 3, 5, 15, 25, 75, 569609, 1708827, 2848045, 8544135, 14240225, 42720675]

約数ペア:

[(1, 42720675), (3, 14240225), (5, 8544135), (15, 2848045), (25, 1708827), (75, 569609)]