161139927

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1\times {\mathrm{2069}}^1$

素因数の和:4082

約数の個数: 16

約数和(自身を含む): 231608160

約数和(自身を除く): 70468233

約数列:

[1, 3, 13, 39, 1997, 2069, 5991, 6207, 25961, 26897, 77883, 80691, 4131793, 12395379, 53713309, 161139927]

約数ペア:

[(1, 161139927), (3, 53713309), (13, 12395379), (39, 4131793), (1997, 80691), (2069, 77883), (5991, 26897), (6207, 25961)]