About the Number

427339990

427339989 ← → 427339991

2進数表記:11001011110001011000011010110

漢数字表記:四億二千七百三十三万九千九百九十

素因数分解:

2 1 × 5 1 × 7 1 × 11 1 × 137 1 × 4051 1

素因数の和:4213
約数の個数: 64
約数和(自身を含む): 966256128
約数和(自身を除く): 538916138

約数列:
[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 137, 154, 274, 385, 685, 770, 959, 1370, 1507, 1918, 3014, 4051, 4795, 7535, 8102, 9590, 10549, 15070, 20255, 21098, 28357, 40510, 44561, 52745, 56714, 89122, 105490, 141785, 222805, 283570, 311927, 445610, 554987, 623854, 1109974, 1559635, 2774935, 3119270, 3884909, 5549870, 6104857, 7769818, 12209714, 19424545, 30524285, 38849090, 42733999, 61048570, 85467998, 213669995, 427339990]

約数ペア:
[(1, 427339990), (2, 213669995), (5, 85467998), (7, 61048570), (10, 42733999), (11, 38849090), (14, 30524285), (22, 19424545), (35, 12209714), (55, 7769818), (70, 6104857), (77, 5549870), (110, 3884909), (137, 3119270), (154, 2774935), (274, 1559635), (385, 1109974), (685, 623854), (770, 554987), (959, 445610), (1370, 311927), (1507, 283570), (1918, 222805), (3014, 141785), (4051, 105490), (4795, 89122), (7535, 56714), (8102, 52745), (9590, 44561), (10549, 40510), (15070, 28357), (20255, 21098)]

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