13718405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 17527104

約数和(自身を除く): 3808699

約数列:

[1, 5, 17, 85, 251, 643, 1255, 3215, 4267, 10931, 21335, 54655, 161393, 806965, 2743681, 13718405]

約数ペア:

[(1, 13718405), (5, 2743681), (17, 806965), (85, 161393), (251, 54655), (643, 21335), (1255, 10931), (3215, 4267)]