23640975

素因数分解:

$3^2\times 5^2\times {\mathrm{105071}}^1$

素因数の和:105087

約数の個数: 18

約数和(自身を含む): 42344016

約数和(自身を除く): 18703041

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 105071, 315213, 525355, 945639, 1576065, 2626775, 4728195, 7880325, 23640975]

約数ペア:

[(1, 23640975), (3, 7880325), (5, 4728195), (9, 2626775), (15, 1576065), (25, 945639), (45, 525355), (75, 315213), (225, 105071)]