47729479

素因数分解:

$7^4\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 20

約数和(自身を含む): 56512976

約数和(自身を除く): 8783497

約数列:

[1, 7, 49, 103, 193, 343, 721, 1351, 2401, 5047, 9457, 19879, 35329, 66199, 139153, 247303, 463393, 974071, 6818497, 47729479]

約数ペア:

[(1, 47729479), (7, 6818497), (49, 974071), (103, 463393), (193, 247303), (343, 139153), (721, 66199), (1351, 35329), (2401, 19879), (5047, 9457)]