28163457

素因数分解:

$3^6\times 7^1\times {\mathrm{5519}}^1$

素因数の和:5544

約数の個数: 28

約数和(自身を含む): 48266880

約数和(自身を除く): 20103423

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 5519, 16557, 38633, 49671, 115899, 149013, 347697, 447039, 1043091, 1341117, 3129273, 4023351, 9387819, 28163457]

約数ペア:

[(1, 28163457), (3, 9387819), (7, 4023351), (9, 3129273), (21, 1341117), (27, 1043091), (63, 447039), (81, 347697), (189, 149013), (243, 115899), (567, 49671), (729, 38633), (1701, 16557), (5103, 5519)]