51721045

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{2207}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 64120320

約数和(自身を除く): 12399275

約数列:

[1, 5, 43, 109, 215, 545, 2207, 4687, 11035, 23435, 94901, 240563, 474505, 1202815, 10344209, 51721045]

約数ペア:

[(1, 51721045), (5, 10344209), (43, 1202815), (109, 474505), (215, 240563), (545, 94901), (2207, 23435), (4687, 11035)]