About the Number

31328190

31328189 ← → 31328191

2進数表記:1110111100000011110111110

漢数字表記:三千百三十二万八千百九十

素因数分解:

2 1 × 3 2 × 5 1 × 587 1 × 593 1

素因数の和:1193
約数の個数: 48
約数和(自身を含む): 81729648
約数和(自身を除く): 50401458

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 587, 593, 1174, 1186, 1761, 1779, 2935, 2965, 3522, 3558, 5283, 5337, 5870, 5930, 8805, 8895, 10566, 10674, 17610, 17790, 26415, 26685, 52830, 53370, 348091, 696182, 1044273, 1740455, 2088546, 3132819, 3480910, 5221365, 6265638, 10442730, 15664095, 31328190]

約数ペア:
[(1, 31328190), (2, 15664095), (3, 10442730), (5, 6265638), (6, 5221365), (9, 3480910), (10, 3132819), (15, 2088546), (18, 1740455), (30, 1044273), (45, 696182), (90, 348091), (587, 53370), (593, 52830), (1174, 26685), (1186, 26415), (1761, 17790), (1779, 17610), (2935, 10674), (2965, 10566), (3522, 8895), (3558, 8805), (5283, 5930), (5337, 5870)]

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