71520795

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{9187}}^1$

素因数の和:9371

約数の個数: 24

約数和(自身を含む): 124699536

約数和(自身を除く): 53178741

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 7785, 9187, 27561, 45935, 82683, 137805, 413415, 1589351, 4768053, 7946755, 14304159, 23840265, 71520795]

約数ペア:

[(1, 71520795), (3, 23840265), (5, 14304159), (9, 7946755), (15, 4768053), (45, 1589351), (173, 413415), (519, 137805), (865, 82683), (1557, 45935), (2595, 27561), (7785, 9187)]