156959178273

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{167}}^1\times {\mathrm{73907}}^1$

素因数の和:74243

約数の個数: 40

約数和(自身を含む): 237379488192

約数和(自身を除く): 80420309919

約数列:

[1, 3, 9, 27, 81, 157, 167, 471, 501, 1413, 1503, 4239, 4509, 12717, 13527, 26219, 73907, 78657, 221721, 235971, 665163, 707913, 1995489, 2123739, 5986467, 11603399, 12342469, 34810197, 37027407, 104430591, 111082221, 313291773, 333246663, 939875319, 999739989, 1937767633, 5813302899, 17439908697, 52319726091, 156959178273]

約数ペア:

[(1, 156959178273), (3, 52319726091), (9, 17439908697), (27, 5813302899), (81, 1937767633), (157, 999739989), (167, 939875319), (471, 333246663), (501, 313291773), (1413, 111082221), (1503, 104430591), (4239, 37027407), (4509, 34810197), (12717, 12342469), (13527, 11603399), (26219, 5986467), (73907, 2123739), (78657, 1995489), (221721, 707913), (235971, 665163)]