2782899

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 4639232

約数和(自身を除く): 1856333

約数列:

[1, 3, 7, 9, 21, 63, 163, 271, 489, 813, 1141, 1467, 1897, 2439, 3423, 5691, 10269, 17073, 44173, 132519, 309211, 397557, 927633, 2782899]

約数ペア:

[(1, 2782899), (3, 927633), (7, 397557), (9, 309211), (21, 132519), (63, 44173), (163, 17073), (271, 10269), (489, 5691), (813, 3423), (1141, 2439), (1467, 1897)]