51240891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{69151}}^1$

素因数の和:69186

約数の個数: 16

約数和(自身を含む): 77450240

約数和(自身を除く): 26209349

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 69151, 207453, 898963, 1313869, 2696889, 3941607, 17080297, 51240891]

約数ペア:

[(1, 51240891), (3, 17080297), (13, 3941607), (19, 2696889), (39, 1313869), (57, 898963), (247, 207453), (741, 69151)]