About the Number

121686290

121686289 ← → 121686291

2進数表記:111010000001100100100010010

漢数字表記:一億二千百六十八万六千二百九十

素因数分解:

2 1 × 5 1 × 11 1 × 47 1 × 23537 1

素因数の和:23602
約数の個数: 32
約数和(自身を含む): 244041984
約数和(自身を除く): 122355694

約数列:
[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 470, 517, 1034, 2585, 5170, 23537, 47074, 117685, 235370, 258907, 517814, 1106239, 1294535, 2212478, 2589070, 5531195, 11062390, 12168629, 24337258, 60843145, 121686290]

約数ペア:
[(1, 121686290), (2, 60843145), (5, 24337258), (10, 12168629), (11, 11062390), (22, 5531195), (47, 2589070), (55, 2212478), (94, 1294535), (110, 1106239), (235, 517814), (470, 258907), (517, 235370), (1034, 117685), (2585, 47074), (5170, 23537)]

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