About the Number

289121121

289121120 ← → 289121122

2進数表記:10001001110111010001101100001

漢数字表記:二億八千九百十二万千百二十一

素因数分解:

3 2 × 43 1 × 83 1 × 9001 1

素因数の和:9133
約数の個数: 24
約数和(自身を含む): 432528096
約数和(自身を除く): 143406975

約数列:
[1, 3, 9, 43, 83, 129, 249, 387, 747, 3569, 9001, 10707, 27003, 32121, 81009, 387043, 747083, 1161129, 2241249, 3483387, 6723747, 32124569, 96373707, 289121121]

約数ペア:
[(1, 289121121), (3, 96373707), (9, 32124569), (43, 6723747), (83, 3483387), (129, 2241249), (249, 1161129), (387, 747083), (747, 387043), (3569, 81009), (9001, 32121), (10707, 27003)]

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