287223897

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{43499}}^1$

素因数の和:43604

約数の個数: 16

約数和(自身を含む): 400896000

約数和(自身を除く): 113672103

約数列:

[1, 3, 31, 71, 93, 213, 2201, 6603, 43499, 130497, 1348469, 3088429, 4045407, 9265287, 95741299, 287223897]

約数ペア:

[(1, 287223897), (3, 95741299), (31, 9265287), (71, 4045407), (93, 3088429), (213, 1348469), (2201, 130497), (6603, 43499)]