1222425

素因数分解:

$3^3\times 5^2\times {\mathrm{1811}}^1$

素因数の和:1830

約数の個数: 24

約数和(自身を含む): 2246880

約数和(自身を除く): 1024455

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 1811, 5433, 9055, 16299, 27165, 45275, 48897, 81495, 135825, 244485, 407475, 1222425]

約数ペア:

[(1, 1222425), (3, 407475), (5, 244485), (9, 135825), (15, 81495), (25, 48897), (27, 45275), (45, 27165), (75, 16299), (135, 9055), (225, 5433), (675, 1811)]