51233721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{863}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 85598208

約数和(自身を除く): 34364487

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 257, 771, 863, 1799, 2589, 2827, 5397, 6041, 8481, 9493, 18123, 19789, 28479, 59367, 66451, 199353, 221791, 665373, 1552537, 2439701, 4657611, 7319103, 17077907, 51233721]

約数ペア:

[(1, 51233721), (3, 17077907), (7, 7319103), (11, 4657611), (21, 2439701), (33, 1552537), (77, 665373), (231, 221791), (257, 199353), (771, 66451), (863, 59367), (1799, 28479), (2589, 19789), (2827, 18123), (5397, 9493), (6041, 8481)]