279973197

素因数分解:

$3^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{13187}}^1$

素因数の和:13537

約数の個数: 24

約数和(自身を含む): 463584576

約数和(自身を除く): 183611379

約数列:

[1, 3, 7, 9, 21, 63, 337, 1011, 2359, 3033, 7077, 13187, 21231, 39561, 92309, 118683, 276927, 830781, 4444019, 13332057, 31108133, 39996171, 93324399, 279973197]

約数ペア:

[(1, 279973197), (3, 93324399), (7, 39996171), (9, 31108133), (21, 13332057), (63, 4444019), (337, 830781), (1011, 276927), (2359, 118683), (3033, 92309), (7077, 39561), (13187, 21231)]