51239409

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{69149}}^1$

素因数の和:69184

約数の個数: 16

約数和(自身を含む): 77448000

約数和(自身を除く): 26208591

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 69149, 207447, 898937, 1313831, 2696811, 3941493, 17079803, 51239409]

約数ペア:

[(1, 51239409), (3, 17079803), (13, 3941493), (19, 2696811), (39, 1313831), (57, 898937), (247, 207447), (741, 69149)]