About the Number

87128892

87128891 ← → 87128893

2進数表記:101001100010111101100111100

漢数字表記:八千七百十二万八千八百九十二

素因数分解:

2 2 × 3 3 × 97 1 × 8317 1

素因数の和:8427
約数の個数: 48
約数和(自身を含む): 228245920
約数和(自身を除く): 141117028

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1746, 2619, 3492, 5238, 8317, 10476, 16634, 24951, 33268, 49902, 74853, 99804, 149706, 224559, 299412, 449118, 806749, 898236, 1613498, 2420247, 3226996, 4840494, 7260741, 9680988, 14521482, 21782223, 29042964, 43564446, 87128892]

約数ペア:
[(1, 87128892), (2, 43564446), (3, 29042964), (4, 21782223), (6, 14521482), (9, 9680988), (12, 7260741), (18, 4840494), (27, 3226996), (36, 2420247), (54, 1613498), (97, 898236), (108, 806749), (194, 449118), (291, 299412), (388, 224559), (582, 149706), (873, 99804), (1164, 74853), (1746, 49902), (2619, 33268), (3492, 24951), (5238, 16634), (8317, 10476)]

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