17890767

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 27883200

約数和(自身を除く): 9992433

約数列:

[1, 3, 9, 27, 29, 73, 87, 219, 261, 313, 657, 783, 939, 1971, 2117, 2817, 6351, 8451, 9077, 19053, 22849, 27231, 57159, 68547, 81693, 205641, 245079, 616923, 662621, 1987863, 5963589, 17890767]

約数ペア:

[(1, 17890767), (3, 5963589), (9, 1987863), (27, 662621), (29, 616923), (73, 245079), (87, 205641), (219, 81693), (261, 68547), (313, 57159), (657, 27231), (783, 22849), (939, 19053), (1971, 9077), (2117, 8451), (2817, 6351)]