2565017

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 3209472

約数和(自身を除く): 644455

約数列:

[1, 7, 13, 71, 91, 397, 497, 923, 2779, 5161, 6461, 28187, 36127, 197309, 366431, 2565017]

約数ペア:

[(1, 2565017), (7, 366431), (13, 197309), (71, 36127), (91, 28187), (397, 6461), (497, 5161), (923, 2779)]