54031221

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{499}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 80028000

約数和(自身を除く): 25996779

約数列:

[1, 3, 9, 53, 159, 227, 477, 499, 681, 1497, 2043, 4491, 12031, 26447, 36093, 79341, 108279, 113273, 238023, 339819, 1019457, 6003469, 18010407, 54031221]

約数ペア:

[(1, 54031221), (3, 18010407), (9, 6003469), (53, 1019457), (159, 339819), (227, 238023), (477, 113273), (499, 108279), (681, 79341), (1497, 36093), (2043, 26447), (4491, 12031)]