68891277

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 113999872

約数和(自身を除く): 45108595

約数列:

[1, 3, 7, 13, 21, 39, 91, 127, 273, 381, 889, 1651, 1987, 2667, 4953, 5961, 11557, 13909, 25831, 34671, 41727, 77493, 180817, 252349, 542451, 757047, 1766443, 3280537, 5299329, 9841611, 22963759, 68891277]

約数ペア:

[(1, 68891277), (3, 22963759), (7, 9841611), (13, 5299329), (21, 3280537), (39, 1766443), (91, 757047), (127, 542451), (273, 252349), (381, 180817), (889, 77493), (1651, 41727), (1987, 34671), (2667, 25831), (4953, 13909), (5961, 11557)]