28370601

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4057}}^1$

素因数の和:4110

約数の個数: 32

約数和(自身を含む): 49345280

約数和(自身を除く): 20974679

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 4057, 6993, 12171, 28399, 36513, 85197, 109539, 150109, 255591, 450327, 766773, 1050763, 1350981, 3152289, 4052943, 9456867, 28370601]

約数ペア:

[(1, 28370601), (3, 9456867), (7, 4052943), (9, 3152289), (21, 1350981), (27, 1050763), (37, 766773), (63, 450327), (111, 255591), (189, 150109), (259, 109539), (333, 85197), (777, 36513), (999, 28399), (2331, 12171), (4057, 6993)]