172684143

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:573

約数の個数: 40

約数和(自身を含む): 267346112

約数和(自身を除く): 94661969

約数列:

[1, 3, 9, 27, 37, 81, 111, 157, 333, 367, 471, 999, 1101, 1413, 2997, 3303, 4239, 5809, 9909, 12717, 13579, 17427, 29727, 40737, 52281, 57619, 122211, 156843, 172857, 366633, 470529, 518571, 1099899, 1555713, 2131903, 4667139, 6395709, 19187127, 57561381, 172684143]

約数ペア:

[(1, 172684143), (3, 57561381), (9, 19187127), (27, 6395709), (37, 4667139), (81, 2131903), (111, 1555713), (157, 1099899), (333, 518571), (367, 470529), (471, 366633), (999, 172857), (1101, 156843), (1413, 122211), (2997, 57619), (3303, 52281), (4239, 40737), (5809, 29727), (9909, 17427), (12717, 13579)]