28800345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2663}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 53194752

約数和(自身を除く): 24394407

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 2663, 3605, 7989, 10815, 13315, 18641, 39945, 55923, 93205, 274289, 279615, 822867, 1371445, 1920023, 4114335, 5760069, 9600115, 28800345]

約数ペア:

[(1, 28800345), (3, 9600115), (5, 5760069), (7, 4114335), (15, 1920023), (21, 1371445), (35, 822867), (103, 279615), (105, 274289), (309, 93205), (515, 55923), (721, 39945), (1545, 18641), (2163, 13315), (2663, 10815), (3605, 7989)]