81085319

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{829}}^1$

素因数の和:1082

約数の個数: 16

約数和(自身を含む): 94420800

約数和(自身を除く): 13335481

約数列:

[1, 7, 89, 157, 623, 829, 1099, 5803, 13973, 73781, 97811, 130153, 516467, 911071, 11583617, 81085319]

約数ペア:

[(1, 81085319), (7, 11583617), (89, 911071), (157, 516467), (623, 130153), (829, 97811), (1099, 73781), (5803, 13973)]