51626781

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 81148800

約数和(自身を除く): 29522019

約数列:

[1, 3, 9, 19, 27, 57, 157, 171, 471, 513, 641, 1413, 1923, 2983, 4239, 5769, 8949, 12179, 17307, 26847, 36537, 80541, 100637, 109611, 301911, 328833, 905733, 1912103, 2717199, 5736309, 17208927, 51626781]

約数ペア:

[(1, 51626781), (3, 17208927), (9, 5736309), (19, 2717199), (27, 1912103), (57, 905733), (157, 328833), (171, 301911), (471, 109611), (513, 100637), (641, 80541), (1413, 36537), (1923, 26847), (2983, 17307), (4239, 12179), (5769, 8949)]