81926215

素因数分解:

$5^1\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{1949}}^1$

素因数の和:3162

約数の個数: 16

約数和(自身を含む): 112507200

約数和(自身を除く): 30580985

約数列:

[1, 5, 7, 35, 1201, 1949, 6005, 8407, 9745, 13643, 42035, 68215, 2340749, 11703745, 16385243, 81926215]

約数ペア:

[(1, 81926215), (5, 16385243), (7, 11703745), (35, 2340749), (1201, 68215), (1949, 42035), (6005, 13643), (8407, 9745)]