155644908

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{20047}}^1$

素因数の和:20701

約数の個数: 24

約数和(自身を含む): 363750912

約数和(自身を除く): 208106004

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 2588, 3882, 7764, 20047, 40094, 60141, 80188, 120282, 240564, 12970409, 25940818, 38911227, 51881636, 77822454, 155644908]

約数ペア:

[(1, 155644908), (2, 77822454), (3, 51881636), (4, 38911227), (6, 25940818), (12, 12970409), (647, 240564), (1294, 120282), (1941, 80188), (2588, 60141), (3882, 40094), (7764, 20047)]