About the Number

138891008

138891007 ← → 138891009

2進数表記:1000010001110100111100000000

漢数字表記:一億三千八百八十九万千八

素因数分解:

2 8 × 151 1 × 3593 1

素因数の和:3760
約数の個数: 36
約数和(自身を含む): 279153168
約数和(自身を除く): 140262160

約数列:
[1, 2, 4, 8, 16, 32, 64, 128, 151, 256, 302, 604, 1208, 2416, 3593, 4832, 7186, 9664, 14372, 19328, 28744, 38656, 57488, 114976, 229952, 459904, 542543, 919808, 1085086, 2170172, 4340344, 8680688, 17361376, 34722752, 69445504, 138891008]

約数ペア:
[(1, 138891008), (2, 69445504), (4, 34722752), (8, 17361376), (16, 8680688), (32, 4340344), (64, 2170172), (128, 1085086), (151, 919808), (256, 542543), (302, 459904), (604, 229952), (1208, 114976), (2416, 57488), (3593, 38656), (4832, 28744), (7186, 19328), (9664, 14372)]

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