42639309

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7103}}^1$

素因数の和:7161

約数の個数: 24

約数和(自身を含む): 66493440

約数和(自身を除く): 23854131

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 2001, 6003, 7103, 21309, 63927, 163369, 205987, 490107, 617961, 1470321, 1853883, 4737701, 14213103, 42639309]

約数ペア:

[(1, 42639309), (3, 14213103), (9, 4737701), (23, 1853883), (29, 1470321), (69, 617961), (87, 490107), (207, 205987), (261, 163369), (667, 63927), (2001, 21309), (6003, 7103)]