128523975

素因数分解:

$3^1\times 5^2\times {\mathrm{709}}^1\times {\mathrm{2417}}^1$

素因数の和:3139

約数の個数: 24

約数和(自身を含む): 212880720

約数和(自身を除く): 84356745

約数列:

[1, 3, 5, 15, 25, 75, 709, 2127, 2417, 3545, 7251, 10635, 12085, 17725, 36255, 53175, 60425, 181275, 1713653, 5140959, 8568265, 25704795, 42841325, 128523975]

約数ペア:

[(1, 128523975), (3, 42841325), (5, 25704795), (15, 8568265), (25, 5140959), (75, 1713653), (709, 181275), (2127, 60425), (2417, 53175), (3545, 36255), (7251, 17725), (10635, 12085)]