218620486565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{9017137}}^1$

素因数の和:9017528

約数の個数: 16

約数和(自身を含む): 283282407408

約数和(自身を除く): 64661920843

約数列:

[1, 5, 13, 65, 373, 1865, 4849, 24245, 9017137, 45085685, 117222781, 586113905, 3363392101, 16816960505, 43724097313, 218620486565]

約数ペア:

[(1, 218620486565), (5, 43724097313), (13, 16816960505), (65, 3363392101), (373, 586113905), (1865, 117222781), (4849, 45085685), (24245, 9017137)]