About the Number

138089904

138089903 ← → 138089905

2進数表記:1000001110110001010110110000

漢数字表記:一億三千八百八万九千九百四

素因数分解:

2 4 × 3 1 × 991 1 × 2903 1

素因数の和:3905
約数の個数: 40
約数和(自身を含む): 357215232
約数和(自身を除く): 219125328

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 991, 1982, 2903, 2973, 3964, 5806, 5946, 7928, 8709, 11612, 11892, 15856, 17418, 23224, 23784, 34836, 46448, 47568, 69672, 139344, 2876873, 5753746, 8630619, 11507492, 17261238, 23014984, 34522476, 46029968, 69044952, 138089904]

約数ペア:
[(1, 138089904), (2, 69044952), (3, 46029968), (4, 34522476), (6, 23014984), (8, 17261238), (12, 11507492), (16, 8630619), (24, 5753746), (48, 2876873), (991, 139344), (1982, 69672), (2903, 47568), (2973, 46448), (3964, 34836), (5806, 23784), (5946, 23224), (7928, 17418), (8709, 15856), (11612, 11892)]

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