542457

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:230

約数の個数: 20

約数和(自身を含む): 836836

約数和(自身を除く): 294379

約数列:

[1, 3, 9, 27, 37, 81, 111, 181, 333, 543, 999, 1629, 2997, 4887, 6697, 14661, 20091, 60273, 180819, 542457]

約数ペア:

[(1, 542457), (3, 180819), (9, 60273), (27, 20091), (37, 14661), (81, 6697), (111, 4887), (181, 2997), (333, 1629), (543, 999)]