990825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1201}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 1788576

約数和(自身を除く): 797751

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 1201, 3603, 6005, 13211, 18015, 30025, 39633, 66055, 90075, 198165, 330275, 990825]

約数ペア:

[(1, 990825), (3, 330275), (5, 198165), (11, 90075), (15, 66055), (25, 39633), (33, 30025), (55, 18015), (75, 13211), (165, 6005), (275, 3603), (825, 1201)]