80937297

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12473}}^1$

素因数の和:12589

約数の個数: 24

約数和(自身を含む): 134918784

約数和(自身を除く): 53981487

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 12473, 37419, 87311, 112257, 261933, 785799, 1284719, 3854157, 8993033, 11562471, 26979099, 80937297]

約数ペア:

[(1, 80937297), (3, 26979099), (7, 11562471), (9, 8993033), (21, 3854157), (63, 1284719), (103, 785799), (309, 261933), (721, 112257), (927, 87311), (2163, 37419), (6489, 12473)]