2017201719

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{79943}}^1$

素因数の和:80606

約数の個数: 16

約数和(自身を含む): 2901007872

約数和(自身を除く): 883806153

約数列:

[1, 3, 13, 39, 647, 1941, 8411, 25233, 79943, 239829, 1039259, 3117777, 51723121, 155169363, 672400573, 2017201719]

約数ペア:

[(1, 2017201719), (3, 672400573), (13, 155169363), (39, 51723121), (647, 3117777), (1941, 1039259), (8411, 239829), (25233, 79943)]