17998467

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 25472832

約数和(自身を除く): 7474365

約数列:

[1, 3, 41, 43, 83, 123, 129, 249, 1681, 1763, 3403, 3569, 5043, 5289, 10209, 10707, 72283, 139523, 146329, 216849, 418569, 438987, 5999489, 17998467]

約数ペア:

[(1, 17998467), (3, 5999489), (41, 438987), (43, 418569), (83, 216849), (123, 146329), (129, 139523), (249, 72283), (1681, 10707), (1763, 10209), (3403, 5289), (3569, 5043)]