13887770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{337}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 27085968

約数和(自身を除く): 13198198

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 317, 337, 634, 674, 1585, 1685, 3170, 3370, 4121, 4381, 8242, 8762, 20605, 21905, 41210, 43810, 106829, 213658, 534145, 1068290, 1388777, 2777554, 6943885, 13887770]

約数ペア:

[(1, 13887770), (2, 6943885), (5, 2777554), (10, 1388777), (13, 1068290), (26, 534145), (65, 213658), (130, 106829), (317, 43810), (337, 41210), (634, 21905), (674, 20605), (1585, 8762), (1685, 8242), (3170, 4381), (3370, 4121)]