17181639

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{4933}}^1$

素因数の和:4988

約数の個数: 20

約数和(自身を含む): 26268616

約数和(自身を除く): 9086977

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 4933, 14799, 44397, 133191, 212119, 399573, 636357, 1909071, 5727213, 17181639]

約数ペア:

[(1, 17181639), (3, 5727213), (9, 1909071), (27, 636357), (43, 399573), (81, 212119), (129, 133191), (387, 44397), (1161, 14799), (3483, 4933)]