16268405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4451}}^1$

素因数の和:4516

約数の個数: 16

約数和(自身を含む): 21155904

約数和(自身を除く): 4887499

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 4451, 22255, 75667, 191393, 378335, 956965, 3253681, 16268405]

約数ペア:

[(1, 16268405), (5, 3253681), (17, 956965), (43, 378335), (85, 191393), (215, 75667), (731, 22255), (3655, 4451)]