31084155

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 60217344

約数和(自身を除く): 29133189

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 47, 69, 71, 81, 115, 135, 141, 207, 213, 235, 345, 355, 405, 423, 621, 639, 705, 1035, 1065, 1081, 1269, 1633, 1863, 1917, 2115, 3105, 3195, 3243, 3337, 3807, 4899, 5405, 5751, 6345, 8165, 9315, 9585, 9729, 10011, 14697, 16215, 16685, 19035, 24495, 28755, 29187, 30033, 44091, 48645, 50055, 73485, 76751, 87561, 90099, 132273, 145935, 150165, 220455, 230253, 270297, 383755, 437805, 450495, 661365, 690759, 1151265, 1351485, 2072277, 3453795, 6216831, 10361385, 31084155]

約数ペア:

[(1, 31084155), (3, 10361385), (5, 6216831), (9, 3453795), (15, 2072277), (23, 1351485), (27, 1151265), (45, 690759), (47, 661365), (69, 450495), (71, 437805), (81, 383755), (115, 270297), (135, 230253), (141, 220455), (207, 150165), (213, 145935), (235, 132273), (345, 90099), (355, 87561), (405, 76751), (423, 73485), (621, 50055), (639, 48645), (705, 44091), (1035, 30033), (1065, 29187), (1081, 28755), (1269, 24495), (1633, 19035), (1863, 16685), (1917, 16215), (2115, 14697), (3105, 10011), (3195, 9729), (3243, 9585), (3337, 9315), (3807, 8165), (4899, 6345), (5405, 5751)]