2109012775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{1213}}^1\times {\mathrm{4091}}^1$

素因数の和:5331

約数の個数: 24

約数和(自身を含む): 2771969904

約数和(自身を除く): 662957129

約数列:

[1, 5, 17, 25, 85, 425, 1213, 4091, 6065, 20455, 20621, 30325, 69547, 102275, 103105, 347735, 515525, 1738675, 4962383, 24811915, 84360511, 124059575, 421802555, 2109012775]

約数ペア:

[(1, 2109012775), (5, 421802555), (17, 124059575), (25, 84360511), (85, 24811915), (425, 4962383), (1213, 1738675), (4091, 515525), (6065, 347735), (20455, 103105), (20621, 102275), (30325, 69547)]