2443905

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 4456320

約数和(自身を除く): 2012415

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 421, 645, 1161, 1263, 1935, 2105, 3789, 5805, 6315, 11367, 18103, 18945, 54309, 56835, 90515, 162927, 271545, 488781, 814635, 2443905]

約数ペア:

[(1, 2443905), (3, 814635), (5, 488781), (9, 271545), (15, 162927), (27, 90515), (43, 56835), (45, 54309), (129, 18945), (135, 18103), (215, 11367), (387, 6315), (421, 5805), (645, 3789), (1161, 2105), (1263, 1935)]