28226547

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 41753088

約数和(自身を除く): 13526541

約数列:

[1, 3, 9, 71, 163, 213, 271, 489, 639, 813, 1467, 2439, 11573, 19241, 34719, 44173, 57723, 104157, 132519, 173169, 397557, 3136283, 9408849, 28226547]

約数ペア:

[(1, 28226547), (3, 9408849), (9, 3136283), (71, 397557), (163, 173169), (213, 132519), (271, 104157), (489, 57723), (639, 44173), (813, 34719), (1467, 19241), (2439, 11573)]