11980575

素因数分解:

$3^3\times 5^2\times {\mathrm{17749}}^1$

素因数の和:17768

約数の個数: 24

約数和(自身を含む): 22010000

約数和(自身を除く): 10029425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 17749, 53247, 88745, 159741, 266235, 443725, 479223, 798705, 1331175, 2396115, 3993525, 11980575]

約数ペア:

[(1, 11980575), (3, 3993525), (5, 2396115), (9, 1331175), (15, 798705), (25, 479223), (27, 443725), (45, 266235), (75, 159741), (135, 88745), (225, 53247), (675, 17749)]