28786331329

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{712339}}^1$

素因数の和:712620

約数の個数: 16

約数和(自身を含む): 34465858560

約数和(自身を除く): 5679527231

約数列:

[1, 7, 23, 161, 251, 1757, 5773, 40411, 712339, 4986373, 16383797, 114686579, 178797089, 1251579623, 4112333047, 28786331329]

約数ペア:

[(1, 28786331329), (7, 4112333047), (23, 1251579623), (161, 178797089), (251, 114686579), (1757, 16383797), (5773, 4986373), (40411, 712339)]