90969815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{13487}}^1$

素因数の和:13582

約数の個数: 16

約数和(自身を含む): 116536320

約数和(自身を除く): 25566505

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 13487, 67435, 256253, 957577, 1281265, 4787885, 18193963, 90969815]

約数ペア:

[(1, 90969815), (5, 18193963), (19, 4787885), (71, 1281265), (95, 957577), (355, 256253), (1349, 67435), (6745, 13487)]