28145583

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 44282880

約数和(自身を除く): 16137297

約数列:

[1, 3, 9, 23, 27, 61, 69, 183, 207, 549, 621, 743, 1403, 1647, 2229, 4209, 6687, 12627, 17089, 20061, 37881, 45323, 51267, 135969, 153801, 407907, 461403, 1042429, 1223721, 3127287, 9381861, 28145583]

約数ペア:

[(1, 28145583), (3, 9381861), (9, 3127287), (23, 1223721), (27, 1042429), (61, 461403), (69, 407907), (183, 153801), (207, 135969), (549, 51267), (621, 45323), (743, 37881), (1403, 20061), (1647, 17089), (2229, 12627), (4209, 6687)]