805704237

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4217}}^1$

素因数の和:4330

約数の個数: 48

約数和(自身を含む): 1326544128

約数和(自身を除く): 520839891

約数列:

[1, 3, 9, 13, 23, 39, 69, 71, 117, 207, 213, 299, 639, 897, 923, 1633, 2691, 2769, 4217, 4899, 8307, 12651, 14697, 21229, 37953, 54821, 63687, 96991, 164463, 191061, 290973, 299407, 493389, 872919, 898221, 1260883, 2694663, 3782649, 3892291, 6886361, 11347947, 11676873, 20659083, 35030619, 61977249, 89522693, 268568079, 805704237]

約数ペア:

[(1, 805704237), (3, 268568079), (9, 89522693), (13, 61977249), (23, 35030619), (39, 20659083), (69, 11676873), (71, 11347947), (117, 6886361), (207, 3892291), (213, 3782649), (299, 2694663), (639, 1260883), (897, 898221), (923, 872919), (1633, 493389), (2691, 299407), (2769, 290973), (4217, 191061), (4899, 164463), (8307, 96991), (12651, 63687), (14697, 54821), (21229, 37953)]