13243865

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 16578000

約数和(自身を除く): 3334135

約数列:

[1, 5, 29, 145, 149, 613, 745, 3065, 4321, 17777, 21605, 88885, 91337, 456685, 2648773, 13243865]

約数ペア:

[(1, 13243865), (5, 2648773), (29, 456685), (145, 91337), (149, 88885), (613, 21605), (745, 17777), (3065, 4321)]