490776075

素因数分解:

$3^2\times 5^2\times {\mathrm{2181227}}^1$

素因数の和:2181243

約数の個数: 18

約数和(自身を含む): 879034884

約数和(自身を除く): 388258809

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 2181227, 6543681, 10906135, 19631043, 32718405, 54530675, 98155215, 163592025, 490776075]

約数ペア:

[(1, 490776075), (3, 163592025), (5, 98155215), (9, 54530675), (15, 32718405), (25, 19631043), (45, 10906135), (75, 6543681), (225, 2181227)]