7978906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{773}}^1$

素因数の和:1185

約数の個数: 16

約数和(自身を含む): 12938184

約数和(自身を除く): 4959278

約数列:

[1, 2, 13, 26, 397, 773, 794, 1546, 5161, 10049, 10322, 20098, 306881, 613762, 3989453, 7978906]

約数ペア:

[(1, 7978906), (2, 3989453), (13, 613762), (26, 306881), (397, 20098), (773, 10322), (794, 10049), (1546, 5161)]