About the Number

289997392

289997391 ← → 289997393

2進数表記:10001010010010000001001010000

漢数字表記:二億八千九百九十九万七千三百九十二

素因数分解:

2 4 × 107 1 × 233 1 × 727 1

素因数の和:1075
約数の個数: 40
約数和(自身を含む): 570338496
約数和(自身を除く): 280341104

約数列:
[1, 2, 4, 8, 16, 107, 214, 233, 428, 466, 727, 856, 932, 1454, 1712, 1864, 2908, 3728, 5816, 11632, 24931, 49862, 77789, 99724, 155578, 169391, 199448, 311156, 338782, 398896, 622312, 677564, 1244624, 1355128, 2710256, 18124837, 36249674, 72499348, 144998696, 289997392]

約数ペア:
[(1, 289997392), (2, 144998696), (4, 72499348), (8, 36249674), (16, 18124837), (107, 2710256), (214, 1355128), (233, 1244624), (428, 677564), (466, 622312), (727, 398896), (856, 338782), (932, 311156), (1454, 199448), (1712, 169391), (1864, 155578), (2908, 99724), (3728, 77789), (5816, 49862), (11632, 24931)]

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