66643398

素因数分解:

$2^1\times 3^4\times {\mathrm{411379}}^1$

素因数の和:411393

約数の個数: 20

約数和(自身を含む): 149330940

約数和(自身を除く): 82687542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 411379, 822758, 1234137, 2468274, 3702411, 7404822, 11107233, 22214466, 33321699, 66643398]

約数ペア:

[(1, 66643398), (2, 33321699), (3, 22214466), (6, 11107233), (9, 7404822), (18, 3702411), (27, 2468274), (54, 1234137), (81, 822758), (162, 411379)]