About the Number

1214974089

1214974088 ← → 1214974090

2進数表記:1001000011010110000100010001001

漢数字表記:十二億千四百九十七万四千八十九

素因数分解:

3 2 × 7 1 × 4027 1 × 4789 1

素因数の和:8829
約数の個数: 24
約数和(自身を含む): 2006588480
約数和(自身を除く): 791614391

約数列:
[1, 3, 7, 9, 21, 63, 4027, 4789, 12081, 14367, 28189, 33523, 36243, 43101, 84567, 100569, 253701, 301707, 19285303, 57855909, 134997121, 173567727, 404991363, 1214974089]

約数ペア:
[(1, 1214974089), (3, 404991363), (7, 173567727), (9, 134997121), (21, 57855909), (63, 19285303), (4027, 301707), (4789, 253701), (12081, 100569), (14367, 84567), (28189, 43101), (33523, 36243)]

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