281394

素因数分解:

$2^1\times 3^6\times {\mathrm{193}}^1$

素因数の和:213

約数の個数: 28

約数和(自身を含む): 636126

約数和(自身を除く): 354732

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 193, 243, 386, 486, 579, 729, 1158, 1458, 1737, 3474, 5211, 10422, 15633, 31266, 46899, 93798, 140697, 281394]

約数ペア:

[(1, 281394), (2, 140697), (3, 93798), (6, 46899), (9, 31266), (18, 15633), (27, 10422), (54, 5211), (81, 3474), (162, 1737), (193, 1458), (243, 1158), (386, 729), (486, 579)]