71988637

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 83607552

約数和(自身を除く): 11618915

約数列:

[1, 7, 107, 223, 431, 749, 1561, 3017, 23861, 46117, 96113, 167027, 322819, 672791, 10284091, 71988637]

約数ペア:

[(1, 71988637), (7, 10284091), (107, 672791), (223, 322819), (431, 167027), (749, 96113), (1561, 46117), (3017, 23861)]