2151225

素因数分解:

$3^3\times 5^2\times {\mathrm{3187}}^1$

素因数の和:3206

約数の個数: 24

約数和(自身を含む): 3953120

約数和(自身を除く): 1801895

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 3187, 9561, 15935, 28683, 47805, 79675, 86049, 143415, 239025, 430245, 717075, 2151225]

約数ペア:

[(1, 2151225), (3, 717075), (5, 430245), (9, 239025), (15, 143415), (25, 86049), (27, 79675), (45, 47805), (75, 28683), (135, 15935), (225, 9561), (675, 3187)]