About the Number

131216748

131216747 ← → 131216749

2進数表記:111110100100011010101101100

漢数字表記:一億三千百二十一万六千七百四十八

素因数分解:

2 2 × 3 1 × 13 1 × 23 1 × 36571 1

素因数の和:36614
約数の個数: 48
約数和(自身を含む): 344069376
約数和(自身を除く): 212852628

約数列:
[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 36571, 73142, 109713, 146284, 219426, 438852, 475423, 841133, 950846, 1426269, 1682266, 1901692, 2523399, 2852538, 3364532, 5046798, 5705076, 10093596, 10934729, 21869458, 32804187, 43738916, 65608374, 131216748]

約数ペア:
[(1, 131216748), (2, 65608374), (3, 43738916), (4, 32804187), (6, 21869458), (12, 10934729), (13, 10093596), (23, 5705076), (26, 5046798), (39, 3364532), (46, 2852538), (52, 2523399), (69, 1901692), (78, 1682266), (92, 1426269), (138, 950846), (156, 841133), (276, 475423), (299, 438852), (598, 219426), (897, 146284), (1196, 109713), (1794, 73142), (3588, 36571)]

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