2171882506

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{252017}}^1$

素因数の和:252189

約数の個数: 16

約数和(自身を含む): 3387121920

約数和(自身を除く): 1215239414

約数列:

[1, 2, 31, 62, 139, 278, 4309, 8618, 252017, 504034, 7812527, 15625054, 35030363, 70060726, 1085941253, 2171882506]

約数ペア:

[(1, 2171882506), (2, 1085941253), (31, 70060726), (62, 35030363), (139, 15625054), (278, 7812527), (4309, 504034), (8618, 252017)]