204799239

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 311942400

約数和(自身を除く): 107143161

約数列:

[1, 3, 9, 27, 43, 129, 387, 419, 421, 1161, 1257, 1263, 3771, 3789, 11313, 11367, 18017, 18103, 54051, 54309, 162153, 162927, 176399, 486459, 488781, 529197, 1587591, 4762773, 7585157, 22755471, 68266413, 204799239]

約数ペア:

[(1, 204799239), (3, 68266413), (9, 22755471), (27, 7585157), (43, 4762773), (129, 1587591), (387, 529197), (419, 488781), (421, 486459), (1161, 176399), (1257, 162927), (1263, 162153), (3771, 54309), (3789, 54051), (11313, 18103), (11367, 18017)]