28124577

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 47087040

約数和(自身を除く): 18962463

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 243, 261, 307, 351, 377, 783, 921, 1053, 1131, 2349, 2763, 3159, 3393, 3991, 7047, 8289, 8903, 10179, 11973, 24867, 26709, 30537, 35919, 74601, 80127, 91611, 107757, 115739, 240381, 323271, 347217, 721143, 969813, 1041651, 2163429, 3124953, 9374859, 28124577]

約数ペア:

[(1, 28124577), (3, 9374859), (9, 3124953), (13, 2163429), (27, 1041651), (29, 969813), (39, 721143), (81, 347217), (87, 323271), (117, 240381), (243, 115739), (261, 107757), (307, 91611), (351, 80127), (377, 74601), (783, 35919), (921, 30537), (1053, 26709), (1131, 24867), (2349, 11973), (2763, 10179), (3159, 8903), (3393, 8289), (3991, 7047)]