388617999

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{152939}}^1$

素因数の和:152971

約数の個数: 24

約数和(自身を含む): 650912640

約数和(自身を除く): 262294641

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 152939, 458817, 1070573, 1682329, 3211719, 5046987, 11776303, 18505619, 35328909, 55516857, 129539333, 388617999]

約数ペア:

[(1, 388617999), (3, 129539333), (7, 55516857), (11, 35328909), (21, 18505619), (33, 11776303), (77, 5046987), (121, 3211719), (231, 1682329), (363, 1070573), (847, 458817), (2541, 152939)]