71123925

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{20177}}^1$

素因数の和:20237

約数の個数: 24

約数和(自身を含む): 120099456

約数和(自身を除く): 48975531

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 20177, 60531, 100885, 302655, 504425, 948319, 1513275, 2844957, 4741595, 14224785, 23707975, 71123925]

約数ペア:

[(1, 71123925), (3, 23707975), (5, 14224785), (15, 4741595), (25, 2844957), (47, 1513275), (75, 948319), (141, 504425), (235, 302655), (705, 100885), (1175, 60531), (3525, 20177)]