About the Number

6420246

6420245 ← → 6420247

2進数表記:11000011111011100010110

漢数字表記:六百四十二万二百四十六

素因数分解:

2 1 × 3 1 × 7 1 × 71 1 × 2153 1

素因数の和:2236
約数の個数: 32
約数和(自身を含む): 14888448
約数和(自身を除く): 8468202

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2153, 2982, 4306, 6459, 12918, 15071, 30142, 45213, 90426, 152863, 305726, 458589, 917178, 1070041, 2140082, 3210123, 6420246]

約数ペア:
[(1, 6420246), (2, 3210123), (3, 2140082), (6, 1070041), (7, 917178), (14, 458589), (21, 305726), (42, 152863), (71, 90426), (142, 45213), (213, 30142), (426, 15071), (497, 12918), (994, 6459), (1491, 4306), (2153, 2982)]

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