About the Number

117930988

117930987 ← → 117930989

2進数表記:111000001110111101111101100

漢数字表記:一億千七百九十三万九百八十八

素因数分解:

2 2 × 7 1 × 37 1 × 67 1 × 1699 1

素因数の和:1814
約数の個数: 48
約数和(自身を含む): 245996800
約数和(自身を除く): 128065812

約数列:
[1, 2, 4, 7, 14, 28, 37, 67, 74, 134, 148, 259, 268, 469, 518, 938, 1036, 1699, 1876, 2479, 3398, 4958, 6796, 9916, 11893, 17353, 23786, 34706, 47572, 62863, 69412, 113833, 125726, 227666, 251452, 440041, 455332, 796831, 880082, 1593662, 1760164, 3187324, 4211821, 8423642, 16847284, 29482747, 58965494, 117930988]

約数ペア:
[(1, 117930988), (2, 58965494), (4, 29482747), (7, 16847284), (14, 8423642), (28, 4211821), (37, 3187324), (67, 1760164), (74, 1593662), (134, 880082), (148, 796831), (259, 455332), (268, 440041), (469, 251452), (518, 227666), (938, 125726), (1036, 113833), (1699, 69412), (1876, 62863), (2479, 47572), (3398, 34706), (4958, 23786), (6796, 17353), (9916, 11893)]

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