86643999

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{769}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 140873040

約数和(自身を除く): 54229041

約数列:

[1, 3, 9, 13, 27, 39, 81, 107, 117, 321, 351, 769, 963, 1053, 1391, 2307, 2889, 4173, 6921, 8667, 9997, 12519, 20763, 29991, 37557, 62289, 82283, 89973, 112671, 246849, 269919, 740547, 809757, 1069679, 2221641, 3209037, 6664923, 9627111, 28881333, 86643999]

約数ペア:

[(1, 86643999), (3, 28881333), (9, 9627111), (13, 6664923), (27, 3209037), (39, 2221641), (81, 1069679), (107, 809757), (117, 740547), (321, 269919), (351, 246849), (769, 112671), (963, 89973), (1053, 82283), (1391, 62289), (2307, 37557), (2889, 29991), (4173, 20763), (6921, 12519), (8667, 9997)]