201157579

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{2903}}^1$

素因数の和:3450

約数の個数: 16

約数和(自身を含む): 242542080

約数和(自身を除く): 41384501

約数列:

[1, 7, 19, 133, 521, 2903, 3647, 9899, 20321, 55157, 69293, 386099, 1512463, 10587241, 28736797, 201157579]

約数ペア:

[(1, 201157579), (7, 28736797), (19, 10587241), (133, 1512463), (521, 386099), (2903, 69293), (3647, 55157), (9899, 20321)]