13406289

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1987}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 19371072

約数和(自身を除く): 5964783

約数列:

[1, 3, 13, 39, 173, 519, 1987, 2249, 5961, 6747, 25831, 77493, 343751, 1031253, 4468763, 13406289]

約数ペア:

[(1, 13406289), (3, 4468763), (13, 1031253), (39, 343751), (173, 77493), (519, 25831), (1987, 6747), (2249, 5961)]