About the Number

1388893960988

1388893960987 ← → 1388893960989

2進数表記:10100001101100000100001111111101100011100

漢数字表記:一兆三千八百八十八億九千三百九十六万九百八十八

素因数分解:

2 2 × 17 1 × 23 1 × 137 1 × 6482041 1

素因数の和:6482222
約数の個数: 48
約数和(自身を含む): 2705033911104
約数和(自身を除く): 1316139950116

約数列:
[1, 2, 4, 17, 23, 34, 46, 68, 92, 137, 274, 391, 548, 782, 1564, 2329, 3151, 4658, 6302, 9316, 12604, 53567, 107134, 214268, 6482041, 12964082, 25928164, 110194697, 149086943, 220389394, 298173886, 440778788, 596347772, 888039617, 1776079234, 2534478031, 3552158468, 5068956062, 10137912124, 15096673489, 20424911191, 30193346978, 40849822382, 60386693956, 81699644764, 347223490247, 694446980494, 1388893960988]

約数ペア:
[(1, 1388893960988), (2, 694446980494), (4, 347223490247), (17, 81699644764), (23, 60386693956), (34, 40849822382), (46, 30193346978), (68, 20424911191), (92, 15096673489), (137, 10137912124), (274, 5068956062), (391, 3552158468), (548, 2534478031), (782, 1776079234), (1564, 888039617), (2329, 596347772), (3151, 440778788), (4658, 298173886), (6302, 220389394), (9316, 149086943), (12604, 110194697), (53567, 25928164), (107134, 12964082), (214268, 6482041)]

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