494855991

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{43397}}^1$

素因数の和:43591

約数の個数: 24

約数和(自身を含む): 821437344

約数和(自身を除く): 326581353

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 11403, 43397, 130191, 303779, 390573, 911337, 2734011, 7854857, 23564571, 54983999, 70693713, 164951997, 494855991]

約数ペア:

[(1, 494855991), (3, 164951997), (7, 70693713), (9, 54983999), (21, 23564571), (63, 7854857), (181, 2734011), (543, 911337), (1267, 390573), (1629, 303779), (3801, 130191), (11403, 43397)]