69487490

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{49991}}^1$

素因数の和:50137

約数の個数: 16

約数和(自身を含む): 125979840

約数和(自身を除く): 56492350

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 49991, 99982, 249955, 499910, 6948749, 13897498, 34743745, 69487490]

約数ペア:

[(1, 69487490), (2, 34743745), (5, 13897498), (10, 6948749), (139, 499910), (278, 249955), (695, 99982), (1390, 49991)]