315077815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{21737}}^1$

素因数の和:21978

約数の個数: 16

約数和(自身を含む): 409022208

約数和(自身を除く): 93944393

約数列:

[1, 5, 13, 65, 223, 1115, 2899, 14495, 21737, 108685, 282581, 1412905, 4847351, 24236755, 63015563, 315077815]

約数ペア:

[(1, 315077815), (5, 63015563), (13, 24236755), (65, 4847351), (223, 1412905), (1115, 282581), (2899, 108685), (14495, 21737)]