About the Number

1289442

1289441 ← → 1289443

2進数表記:100111010110011100010

漢数字表記:百二十八万九千四百四十二

素因数分解:

2 1 × 3 1 × 7 1 × 11 1 × 2791 1

素因数の和:2814
約数の個数: 32
約数和(自身を含む): 3216384
約数和(自身を除く): 1926942

約数列:
[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 2791, 5582, 8373, 16746, 19537, 30701, 39074, 58611, 61402, 92103, 117222, 184206, 214907, 429814, 644721, 1289442]

約数ペア:
[(1, 1289442), (2, 644721), (3, 429814), (6, 214907), (7, 184206), (11, 117222), (14, 92103), (21, 61402), (22, 58611), (33, 39074), (42, 30701), (66, 19537), (77, 16746), (154, 8373), (231, 5582), (462, 2791)]

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