1380291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 2028288

約数和(自身を除く): 647997

約数列:

[1, 3, 11, 33, 151, 277, 453, 831, 1661, 3047, 4983, 9141, 41827, 125481, 460097, 1380291]

約数ペア:

[(1, 1380291), (3, 460097), (11, 125481), (33, 41827), (151, 9141), (277, 4983), (453, 3047), (831, 1661)]