80951481

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1303}}^1$

素因数の和:1387

約数の個数: 40

約数和(自身を含む): 132538560

約数和(自身を除く): 51587079

約数列:

[1, 3, 9, 13, 27, 39, 59, 81, 117, 177, 351, 531, 767, 1053, 1303, 1593, 2301, 3909, 4779, 6903, 11727, 16939, 20709, 35181, 50817, 62127, 76877, 105543, 152451, 230631, 457353, 691893, 999401, 1372059, 2075679, 2998203, 6227037, 8994609, 26983827, 80951481]

約数ペア:

[(1, 80951481), (3, 26983827), (9, 8994609), (13, 6227037), (27, 2998203), (39, 2075679), (59, 1372059), (81, 999401), (117, 691893), (177, 457353), (351, 230631), (531, 152451), (767, 105543), (1053, 76877), (1303, 62127), (1593, 50817), (2301, 35181), (3909, 20709), (4779, 16939), (6903, 11727)]