127946455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 200245248

約数和(自身を除く): 72298793

約数列:

[1, 5, 7, 13, 31, 35, 47, 65, 91, 155, 193, 217, 235, 329, 403, 455, 611, 965, 1085, 1351, 1457, 1645, 2015, 2509, 2821, 3055, 4277, 5983, 6755, 7285, 9071, 10199, 12545, 14105, 17563, 18941, 21385, 29915, 41881, 45355, 50995, 63497, 77779, 87815, 94705, 117923, 132587, 209405, 281201, 317485, 388895, 544453, 589615, 662935, 825461, 1406005, 1968407, 2722265, 3655613, 4127305, 9842035, 18278065, 25589291, 127946455]

約数ペア:

[(1, 127946455), (5, 25589291), (7, 18278065), (13, 9842035), (31, 4127305), (35, 3655613), (47, 2722265), (65, 1968407), (91, 1406005), (155, 825461), (193, 662935), (217, 589615), (235, 544453), (329, 388895), (403, 317485), (455, 281201), (611, 209405), (965, 132587), (1085, 117923), (1351, 94705), (1457, 87815), (1645, 77779), (2015, 63497), (2509, 50995), (2821, 45355), (3055, 41881), (4277, 29915), (5983, 21385), (6755, 18941), (7285, 17563), (9071, 14105), (10199, 12545)]