206987985

素因数分解:

$3^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{4909}}^1$

素因数の和:5857

約数の個数: 24

約数和(自身を含む): 359235240

約数和(自身を除く): 152247255

約数列:

[1, 3, 5, 9, 15, 45, 937, 2811, 4685, 4909, 8433, 14055, 14727, 24545, 42165, 44181, 73635, 220905, 4599733, 13799199, 22998665, 41397597, 68995995, 206987985]

約数ペア:

[(1, 206987985), (3, 68995995), (5, 41397597), (9, 22998665), (15, 13799199), (45, 4599733), (937, 220905), (2811, 73635), (4685, 44181), (4909, 42165), (8433, 24545), (14055, 14727)]