31449159

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16103}}^1$

素因数の和:16147

約数の個数: 24

約数和(自身を含む): 53594112

約数和(自身を除く): 22144953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 16103, 48309, 112721, 144927, 338163, 499193, 1014489, 1497579, 3494351, 4492737, 10483053, 31449159]

約数ペア:

[(1, 31449159), (3, 10483053), (7, 4492737), (9, 3494351), (21, 1497579), (31, 1014489), (63, 499193), (93, 338163), (217, 144927), (279, 112721), (651, 48309), (1953, 16103)]