About the Number

137403990

137403989 ← → 137403991

2進数表記:1000001100001001111001010110

漢数字表記:一億三千七百四十万三千九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 307 1 × 4973 1

素因数の和:5293
約数の個数: 48
約数和(自身を含む): 358486128
約数和(自身を除く): 221082138

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 307, 614, 921, 1535, 1842, 2763, 3070, 4605, 4973, 5526, 9210, 9946, 13815, 14919, 24865, 27630, 29838, 44757, 49730, 74595, 89514, 149190, 223785, 447570, 1526711, 3053422, 4580133, 7633555, 9160266, 13740399, 15267110, 22900665, 27480798, 45801330, 68701995, 137403990]

約数ペア:
[(1, 137403990), (2, 68701995), (3, 45801330), (5, 27480798), (6, 22900665), (9, 15267110), (10, 13740399), (15, 9160266), (18, 7633555), (30, 4580133), (45, 3053422), (90, 1526711), (307, 447570), (614, 223785), (921, 149190), (1535, 89514), (1842, 74595), (2763, 49730), (3070, 44757), (4605, 29838), (4973, 27630), (5526, 24865), (9210, 14919), (9946, 13815)]

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