31085121

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 46126080

約数和(自身を除く): 15040959

約数列:

[1, 3, 19, 23, 57, 69, 131, 181, 393, 437, 543, 1311, 2489, 3013, 3439, 4163, 7467, 9039, 10317, 12489, 23711, 57247, 71133, 79097, 171741, 237291, 450509, 545353, 1351527, 1636059, 10361707, 31085121]

約数ペア:

[(1, 31085121), (3, 10361707), (19, 1636059), (23, 1351527), (57, 545353), (69, 450509), (131, 237291), (181, 171741), (393, 79097), (437, 71133), (543, 57247), (1311, 23711), (2489, 12489), (3013, 10317), (3439, 9039), (4163, 7467)]