1267922721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{199453}}^1$

素因数の和:199632

約数の個数: 16

約数和(自身を含む): 1831785536

約数和(自身を除く): 563862815

約数列:

[1, 3, 13, 39, 163, 489, 2119, 6357, 199453, 598359, 2592889, 7778667, 32510839, 97532517, 422640907, 1267922721]

約数ペア:

[(1, 1267922721), (3, 422640907), (13, 97532517), (39, 32510839), (163, 7778667), (489, 2592889), (2119, 598359), (6357, 199453)]