85829787

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 52548453

約数列:

[1, 3, 9, 17, 27, 51, 79, 81, 153, 237, 243, 263, 459, 711, 789, 1343, 1377, 2133, 2367, 4029, 4131, 4471, 6399, 7101, 12087, 13413, 19197, 20777, 21303, 36261, 40239, 62331, 63909, 108783, 120717, 186993, 326349, 353209, 362151, 560979, 1059627, 1086453, 1682937, 3178881, 5048811, 9536643, 28609929, 85829787]

約数ペア:

[(1, 85829787), (3, 28609929), (9, 9536643), (17, 5048811), (27, 3178881), (51, 1682937), (79, 1086453), (81, 1059627), (153, 560979), (237, 362151), (243, 353209), (263, 326349), (459, 186993), (711, 120717), (789, 108783), (1343, 63909), (1377, 62331), (2133, 40239), (2367, 36261), (4029, 21303), (4131, 20777), (4471, 19197), (6399, 13413), (7101, 12087)]