1247879919

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2908811}}^1$

素因数の和:2908838

約数の個数: 16

約数和(自身を含む): 1954721664

約数和(自身を除く): 706841745

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 2908811, 8726433, 31996921, 37814543, 95990763, 113443629, 415959973, 1247879919]

約数ペア:

[(1, 1247879919), (3, 415959973), (11, 113443629), (13, 95990763), (33, 37814543), (39, 31996921), (143, 8726433), (429, 2908811)]