2561375553

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{1021}}^1\times {\mathrm{6911}}^1$

素因数の和:7957

約数の個数: 24

約数和(自身を含む): 3758082048

約数和(自身を除く): 1196706495

約数列:

[1, 3, 11, 33, 121, 363, 1021, 3063, 6911, 11231, 20733, 33693, 76021, 123541, 228063, 370623, 836231, 2508693, 7056131, 21168393, 77617441, 232852323, 853791851, 2561375553]

約数ペア:

[(1, 2561375553), (3, 853791851), (11, 232852323), (33, 77617441), (121, 21168393), (363, 7056131), (1021, 2508693), (3063, 836231), (6911, 370623), (11231, 228063), (20733, 123541), (33693, 76021)]