1268857563

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1\times {\mathrm{12457}}^1$

素因数の和:14266

約数の個数: 16

約数和(自身を含む): 1781992320

約数和(自身を除く): 513134757

約数列:

[1, 3, 19, 57, 1787, 5361, 12457, 33953, 37371, 101859, 236683, 710049, 22260659, 66781977, 422952521, 1268857563]

約数ペア:

[(1, 1268857563), (3, 422952521), (19, 66781977), (57, 22260659), (1787, 710049), (5361, 236683), (12457, 101859), (33953, 37371)]