About the Number

201029988

201029987 ← → 201029989

2進数表記:1011111110110111100101100100

漢数字表記:二億百二万九千九百八十八

素因数分解:

2 2 × 3 1 × 43 1 × 317 1 × 1229 1

素因数の和:1596
約数の個数: 48
約数和(自身を含む): 481884480
約数和(自身を除く): 280854492

約数列:
[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 317, 516, 634, 951, 1229, 1268, 1902, 2458, 3687, 3804, 4916, 7374, 13631, 14748, 27262, 40893, 52847, 54524, 81786, 105694, 158541, 163572, 211388, 317082, 389593, 634164, 779186, 1168779, 1558372, 2337558, 4675116, 16752499, 33504998, 50257497, 67009996, 100514994, 201029988]

約数ペア:
[(1, 201029988), (2, 100514994), (3, 67009996), (4, 50257497), (6, 33504998), (12, 16752499), (43, 4675116), (86, 2337558), (129, 1558372), (172, 1168779), (258, 779186), (317, 634164), (516, 389593), (634, 317082), (951, 211388), (1229, 163572), (1268, 158541), (1902, 105694), (2458, 81786), (3687, 54524), (3804, 52847), (4916, 40893), (7374, 27262), (13631, 14748)]

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