212601825

素因数分解:

$3^2\times 5^2\times {\mathrm{944897}}^1$

素因数の和:944913

約数の個数: 18

約数和(自身を含む): 380793894

約数和(自身を除く): 168192069

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 944897, 2834691, 4724485, 8504073, 14173455, 23622425, 42520365, 70867275, 212601825]

約数ペア:

[(1, 212601825), (3, 70867275), (5, 42520365), (9, 23622425), (15, 14173455), (25, 8504073), (45, 4724485), (75, 2834691), (225, 944897)]