1620565533

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{587}}^1\times {\mathrm{13337}}^1$

素因数の和:13953

約数の個数: 24

約数和(自身を含む): 2446936128

約数和(自身を除く): 826370595

約数列:

[1, 3, 9, 23, 69, 207, 587, 1761, 5283, 13337, 13501, 40011, 40503, 120033, 121509, 306751, 920253, 2760759, 7828819, 23486457, 70459371, 180062837, 540188511, 1620565533]

約数ペア:

[(1, 1620565533), (3, 540188511), (9, 180062837), (23, 70459371), (69, 23486457), (207, 7828819), (587, 2760759), (1761, 920253), (5283, 306751), (13337, 121509), (13501, 120033), (40011, 40503)]