About the Number

201207006721

201207006720 ← → 201207006722

2進数表記:10111011011000110111110100011000000001

漢数字表記:二千十二億七百万六千七百二十一

素因数分解:

7 1 × 19 1 × 23 1 × 47 1 × 1399477 1

素因数の和:1399573
約数の個数: 32
約数和(自身を含む): 257951784960
約数和(自身を除く): 56744778239

約数列:
[1, 7, 19, 23, 47, 133, 161, 329, 437, 893, 1081, 3059, 6251, 7567, 20539, 143773, 1399477, 9796339, 26590063, 32187971, 65775419, 186130441, 225315797, 460427933, 611571449, 1249732961, 1512834637, 4281000143, 8748130727, 10589842459, 28743858103, 201207006721]

約数ペア:
[(1, 201207006721), (7, 28743858103), (19, 10589842459), (23, 8748130727), (47, 4281000143), (133, 1512834637), (161, 1249732961), (329, 611571449), (437, 460427933), (893, 225315797), (1081, 186130441), (3059, 65775419), (6251, 32187971), (7567, 26590063), (20539, 9796339), (143773, 1399477)]

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