40968207

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 71991040

約数和(自身を除く): 31022833

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 71, 129, 189, 213, 301, 387, 497, 639, 903, 1161, 1491, 1917, 2709, 3053, 4473, 5041, 8127, 9159, 13419, 15123, 21371, 27477, 35287, 45369, 64113, 82431, 105861, 136107, 192339, 216763, 317583, 577017, 650289, 952749, 1517341, 1950867, 4552023, 5852601, 13656069, 40968207]

約数ペア:

[(1, 40968207), (3, 13656069), (7, 5852601), (9, 4552023), (21, 1950867), (27, 1517341), (43, 952749), (63, 650289), (71, 577017), (129, 317583), (189, 216763), (213, 192339), (301, 136107), (387, 105861), (497, 82431), (639, 64113), (903, 45369), (1161, 35287), (1491, 27477), (1917, 21371), (2709, 15123), (3053, 13419), (4473, 9159), (5041, 8127)]