13656890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8081}}^1$

素因数の和:8114

約数の個数: 24

約数和(自身を含む): 26622108

約数和(自身を除く): 12965218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 8081, 16162, 40405, 80810, 105053, 210106, 525265, 1050530, 1365689, 2731378, 6828445, 13656890]

約数ペア:

[(1, 13656890), (2, 6828445), (5, 2731378), (10, 1365689), (13, 1050530), (26, 525265), (65, 210106), (130, 105053), (169, 80810), (338, 40405), (845, 16162), (1690, 8081)]