About the Number

129421272

129421271 ← → 129421273

2進数表記:111101101101100111111011000

漢数字表記:一億二千九百四十二万千二百七十二

素因数分解:

2 3 × 3 1 × 17 1 × 317209 1

素因数の和:317235
約数の個数: 32
約数和(自身を含む): 342586800
約数和(自身を除く): 213165528

約数列:
[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 317209, 634418, 951627, 1268836, 1903254, 2537672, 3806508, 5392553, 7613016, 10785106, 16177659, 21570212, 32355318, 43140424, 64710636, 129421272]

約数ペア:
[(1, 129421272), (2, 64710636), (3, 43140424), (4, 32355318), (6, 21570212), (8, 16177659), (12, 10785106), (17, 7613016), (24, 5392553), (34, 3806508), (51, 2537672), (68, 1903254), (102, 1268836), (136, 951627), (204, 634418), (408, 317209)]

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