28805765

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 35738496

約数和(自身を除く): 6932731

約数列:

[1, 5, 53, 71, 265, 355, 1531, 3763, 7655, 18815, 81143, 108701, 405715, 543505, 5761153, 28805765]

約数ペア:

[(1, 28805765), (5, 5761153), (53, 543505), (71, 405715), (265, 108701), (355, 81143), (1531, 18815), (3763, 7655)]