206828643

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{51031}}^1$

素因数の和:51234

約数の個数: 16

約数和(自身を含む): 316806656

約数和(自身を除く): 109978013

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 51031, 153093, 357217, 1071651, 9848983, 29546949, 68942881, 206828643]

約数ペア:

[(1, 206828643), (3, 68942881), (7, 29546949), (21, 9848983), (193, 1071651), (579, 357217), (1351, 153093), (4053, 51031)]