27948795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 54411264

約数和(自身を除く): 26462469

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 71, 105, 115, 161, 163, 213, 345, 355, 483, 489, 497, 805, 815, 1065, 1141, 1491, 1633, 2415, 2445, 2485, 3423, 3749, 4899, 5705, 7455, 8165, 11247, 11431, 11573, 17115, 18745, 24495, 26243, 34293, 34719, 56235, 57155, 57865, 78729, 81011, 131215, 171465, 173595, 243033, 266179, 393645, 405055, 798537, 1215165, 1330895, 1863253, 3992685, 5589759, 9316265, 27948795]

約数ペア:

[(1, 27948795), (3, 9316265), (5, 5589759), (7, 3992685), (15, 1863253), (21, 1330895), (23, 1215165), (35, 798537), (69, 405055), (71, 393645), (105, 266179), (115, 243033), (161, 173595), (163, 171465), (213, 131215), (345, 81011), (355, 78729), (483, 57865), (489, 57155), (497, 56235), (805, 34719), (815, 34293), (1065, 26243), (1141, 24495), (1491, 18745), (1633, 17115), (2415, 11573), (2445, 11431), (2485, 11247), (3423, 8165), (3749, 7455), (4899, 5705)]