1390037757

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{20749}}^1$

素因数の和:21052

約数の個数: 16

約数和(自身を含む): 1878456000

約数和(自身を除く): 488418243

約数列:

[1, 3, 137, 163, 411, 489, 20749, 22331, 62247, 66993, 2842613, 3382087, 8527839, 10146261, 463345919, 1390037757]

約数ペア:

[(1, 1390037757), (3, 463345919), (137, 10146261), (163, 8527839), (411, 3382087), (489, 2842613), (20749, 66993), (22331, 62247)]