419390425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{986801}}^1$

素因数の和:986828

約数の個数: 12

約数和(自身を含む): 550635516

約数和(自身を除く): 131245091

約数列:

[1, 5, 17, 25, 85, 425, 986801, 4934005, 16775617, 24670025, 83878085, 419390425]

約数ペア:

[(1, 419390425), (5, 83878085), (17, 24670025), (25, 16775617), (85, 4934005), (425, 986801)]