13279735

素因数分解:

$5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:895

約数の個数: 24

約数和(自身を含む): 18837360

約数和(自身を除く): 5557625

約数列:

[1, 5, 7, 35, 49, 67, 245, 335, 469, 809, 2345, 3283, 4045, 5663, 16415, 28315, 39641, 54203, 198205, 271015, 379421, 1897105, 2655947, 13279735]

約数ペア:

[(1, 13279735), (5, 2655947), (7, 1897105), (35, 379421), (49, 271015), (67, 198205), (245, 54203), (335, 39641), (469, 28315), (809, 16415), (2345, 5663), (3283, 4045)]