About the Number

1330940081

1330940080 ← → 1330940082

2進数表記:1001111010101001000100010110001

漢数字表記:十三億三千九十四万八十一

素因数分解:

17 2 × 31 1 × 53 1 × 2803 1

素因数の和:2921
約数の個数: 24
約数和(自身を含む): 1487510784
約数和(自身を除く): 156570703

約数列:
[1, 17, 31, 53, 289, 527, 901, 1643, 2803, 8959, 15317, 27931, 47651, 86893, 148559, 474827, 810067, 1477181, 2525503, 4605329, 25112077, 42933551, 78290593, 1330940081]

約数ペア:
[(1, 1330940081), (17, 78290593), (31, 42933551), (53, 25112077), (289, 4605329), (527, 2525503), (901, 1477181), (1643, 810067), (2803, 474827), (8959, 148559), (15317, 86893), (27931, 47651)]

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