1290753621

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{82471}}^1$

素因数の和:82561

約数の個数: 24

約数和(自身を含む): 1955576064

約数和(自身を除く): 664822443

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 1739, 5217, 15651, 82471, 247413, 742239, 3051427, 3876137, 9154281, 11628411, 27462843, 34885233, 143417069, 430251207, 1290753621]

約数ペア:

[(1, 1290753621), (3, 430251207), (9, 143417069), (37, 34885233), (47, 27462843), (111, 11628411), (141, 9154281), (333, 3876137), (423, 3051427), (1739, 742239), (5217, 247413), (15651, 82471)]