About the Number

131970678

131970677 ← → 131970679

2進数表記:111110111011011011001110110

漢数字表記:一億三千百九十七万六百七十八

素因数分解:

2 1 × 3 1 × 7 1 × 151 1 × 20809 1

素因数の和:20972
約数の個数: 32
約数和(自身を含む): 303659520
約数和(自身を除く): 171688842

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 151, 302, 453, 906, 1057, 2114, 3171, 6342, 20809, 41618, 62427, 124854, 145663, 291326, 436989, 873978, 3142159, 6284318, 9426477, 18852954, 21995113, 43990226, 65985339, 131970678]

約数ペア:
[(1, 131970678), (2, 65985339), (3, 43990226), (6, 21995113), (7, 18852954), (14, 9426477), (21, 6284318), (42, 3142159), (151, 873978), (302, 436989), (453, 291326), (906, 145663), (1057, 124854), (2114, 62427), (3171, 41618), (6342, 20809)]

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