26804805

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 44250624

約数和(自身を除く): 17445819

約数列:

[1, 3, 5, 15, 47, 141, 193, 197, 235, 579, 591, 705, 965, 985, 2895, 2955, 9071, 9259, 27213, 27777, 38021, 45355, 46295, 114063, 136065, 138885, 190105, 570315, 1786987, 5360961, 8934935, 26804805]

約数ペア:

[(1, 26804805), (3, 8934935), (5, 5360961), (15, 1786987), (47, 570315), (141, 190105), (193, 138885), (197, 136065), (235, 114063), (579, 46295), (591, 45355), (705, 38021), (965, 27777), (985, 27213), (2895, 9259), (2955, 9071)]