51338529

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:547

約数の個数: 40

約数和(自身を含む): 84425088

約数和(自身を除く): 33086559

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 157, 297, 367, 471, 891, 1101, 1413, 1727, 3303, 4037, 4239, 5181, 9909, 12111, 12717, 15543, 29727, 36333, 46629, 57619, 108999, 139887, 172857, 326997, 518571, 633809, 1555713, 1901427, 4667139, 5704281, 17112843, 51338529]

約数ペア:

[(1, 51338529), (3, 17112843), (9, 5704281), (11, 4667139), (27, 1901427), (33, 1555713), (81, 633809), (99, 518571), (157, 326997), (297, 172857), (367, 139887), (471, 108999), (891, 57619), (1101, 46629), (1413, 36333), (1727, 29727), (3303, 15543), (4037, 12717), (4239, 12111), (5181, 9909)]