About the Number

201226890

201226889 ← → 201226891

2進数表記:1011111111100111101010001010

漢数字表記:二億百二十二万六千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 31 1 × 216373 1

素因数の和:216414
約数の個数: 32
約数和(自身を含む): 498525696
約数和(自身を除く): 297298806

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 216373, 432746, 649119, 1081865, 1298238, 2163730, 3245595, 6491190, 6707563, 13415126, 20122689, 33537815, 40245378, 67075630, 100613445, 201226890]

約数ペア:
[(1, 201226890), (2, 100613445), (3, 67075630), (5, 40245378), (6, 33537815), (10, 20122689), (15, 13415126), (30, 6707563), (31, 6491190), (62, 3245595), (93, 2163730), (155, 1298238), (186, 1081865), (310, 649119), (465, 432746), (930, 216373)]

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