About the Number

230985

230984 ← → 230986

2進数表記:111000011001001001

漢数字表記:二十三万九百八十五

素因数分解:

3 3 × 5 1 × 29 1 × 59 1

素因数の和:102
約数の個数: 32
約数和(自身を含む): 432000
約数和(自身を除く): 201015

約数列:
[1, 3, 5, 9, 15, 27, 29, 45, 59, 87, 135, 145, 177, 261, 295, 435, 531, 783, 885, 1305, 1593, 1711, 2655, 3915, 5133, 7965, 8555, 15399, 25665, 46197, 76995, 230985]

約数ペア:
[(1, 230985), (3, 76995), (5, 46197), (9, 25665), (15, 15399), (27, 8555), (29, 7965), (45, 5133), (59, 3915), (87, 2655), (135, 1711), (145, 1593), (177, 1305), (261, 885), (295, 783), (435, 531)]

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