81272754

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{65437}}^1$

素因数の和:65471

約数の個数: 32

約数和(自身を含む): 188461440

約数和(自身を除く): 107188686

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 65437, 130874, 196311, 392622, 588933, 1177866, 1505051, 1766799, 3010102, 3533598, 4515153, 9030306, 13545459, 27090918, 40636377, 81272754]

約数ペア:

[(1, 81272754), (2, 40636377), (3, 27090918), (6, 13545459), (9, 9030306), (18, 4515153), (23, 3533598), (27, 3010102), (46, 1766799), (54, 1505051), (69, 1177866), (138, 588933), (207, 392622), (414, 196311), (621, 130874), (1242, 65437)]