13315407

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 20793600

約数和(自身を除く): 7478193

約数列:

[1, 3, 7, 21, 49, 147, 239, 379, 717, 1137, 1673, 2653, 5019, 7959, 11711, 18571, 35133, 55713, 90581, 271743, 634067, 1902201, 4438469, 13315407]

約数ペア:

[(1, 13315407), (3, 4438469), (7, 1902201), (21, 634067), (49, 271743), (147, 90581), (239, 55713), (379, 35133), (717, 18571), (1137, 11711), (1673, 7959), (2653, 5019)]