About the Number

129947008

129947007 ← → 129947009

2進数表記:111101111101101010110000000

漢数字表記:一億二千九百九十四万七千八

素因数分解:

2 7 × 73 1 × 13907 1

素因数の和:13994
約数の個数: 32
約数和(自身を含む): 262443960
約数和(自身を除く): 132496952

約数列:
[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 584, 1168, 2336, 4672, 9344, 13907, 27814, 55628, 111256, 222512, 445024, 890048, 1015211, 1780096, 2030422, 4060844, 8121688, 16243376, 32486752, 64973504, 129947008]

約数ペア:
[(1, 129947008), (2, 64973504), (4, 32486752), (8, 16243376), (16, 8121688), (32, 4060844), (64, 2030422), (73, 1780096), (128, 1015211), (146, 890048), (292, 445024), (584, 222512), (1168, 111256), (2336, 55628), (4672, 27814), (9344, 13907)]

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