279796509

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{2143}}^1$

素因数の和:2401

約数の個数: 24

約数和(自身を含む): 411390720

約数和(自身を除く): 131594211

約数列:

[1, 3, 9, 89, 163, 267, 489, 801, 1467, 2143, 6429, 14507, 19287, 43521, 130563, 190727, 349309, 572181, 1047927, 1716543, 3143781, 31088501, 93265503, 279796509]

約数ペア:

[(1, 279796509), (3, 93265503), (9, 31088501), (89, 3143781), (163, 1716543), (267, 1047927), (489, 572181), (801, 349309), (1467, 190727), (2143, 130563), (6429, 43521), (14507, 19287)]