2991405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11731}}^1$

素因数の和:11756

約数の個数: 16

約数和(自身を含む): 5068224

約数和(自身を除く): 2076819

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 11731, 35193, 58655, 175965, 199427, 598281, 997135, 2991405]

約数ペア:

[(1, 2991405), (3, 997135), (5, 598281), (15, 199427), (17, 175965), (51, 58655), (85, 35193), (255, 11731)]