978013425

素因数分解:

$3^1\times 5^2\times {\mathrm{13040179}}^1$

素因数の和:13040192

約数の個数: 12

約数和(自身を含む): 1616982320

約数和(自身を除く): 638968895

約数列:

[1, 3, 5, 15, 25, 75, 13040179, 39120537, 65200895, 195602685, 326004475, 978013425]

約数ペア:

[(1, 978013425), (3, 326004475), (5, 195602685), (15, 65200895), (25, 39120537), (75, 13040179)]