About the Number

12616989

12616988 ← → 12616990

2進数表記:110000001000010100011101

漢数字表記:千二百六十一万六千九百八十九

素因数分解:

3 1 × 7 1 × 11 1 × 193 1 × 283 1

素因数の和:497
約数の個数: 32
約数和(自身を含む): 21156864
約数和(自身を除く): 8539875

約数列:
[1, 3, 7, 11, 21, 33, 77, 193, 231, 283, 579, 849, 1351, 1981, 2123, 3113, 4053, 5943, 6369, 9339, 14861, 21791, 44583, 54619, 65373, 163857, 382333, 600809, 1146999, 1802427, 4205663, 12616989]

約数ペア:
[(1, 12616989), (3, 4205663), (7, 1802427), (11, 1146999), (21, 600809), (33, 382333), (77, 163857), (193, 65373), (231, 54619), (283, 44583), (579, 21791), (849, 14861), (1351, 9339), (1981, 6369), (2123, 5943), (3113, 4053)]

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