About the Number

131974710

131974709 ← → 131974711

2進数表記:111110111011100011000110110

漢数字表記:一億三千百九十七万四千七百十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 397 1 × 1583 1

素因数の和:1997
約数の個数: 64
約数和(自身を含む): 363128832
約数和(自身を除く): 231154122

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 397, 794, 1191, 1583, 1985, 2382, 2779, 3166, 3970, 4749, 5558, 5955, 7915, 8337, 9498, 11081, 11910, 13895, 15830, 16674, 22162, 23745, 27790, 33243, 41685, 47490, 55405, 66486, 83370, 110810, 166215, 332430, 628451, 1256902, 1885353, 3142255, 3770706, 4399157, 6284510, 8798314, 9426765, 13197471, 18853530, 21995785, 26394942, 43991570, 65987355, 131974710]

約数ペア:
[(1, 131974710), (2, 65987355), (3, 43991570), (5, 26394942), (6, 21995785), (7, 18853530), (10, 13197471), (14, 9426765), (15, 8798314), (21, 6284510), (30, 4399157), (35, 3770706), (42, 3142255), (70, 1885353), (105, 1256902), (210, 628451), (397, 332430), (794, 166215), (1191, 110810), (1583, 83370), (1985, 66486), (2382, 55405), (2779, 47490), (3166, 41685), (3970, 33243), (4749, 27790), (5558, 23745), (5955, 22162), (7915, 16674), (8337, 15830), (9498, 13895), (11081, 11910)]

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