56310865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20147}}^1$

素因数の和:20208

約数の個数: 16

約数和(自身を含む): 74467008

約数和(自身を除く): 18156143

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 20147, 100735, 261911, 866321, 1309555, 4331605, 11262173, 56310865]

約数ペア:

[(1, 56310865), (5, 11262173), (13, 4331605), (43, 1309555), (65, 866321), (215, 261911), (559, 100735), (2795, 20147)]