About the Number

128090106

128090105 ← → 128090107

2進数表記:111101000100111111111111010

漢数字表記:一億二千八百九万百六

素因数分解:

2 1 × 3 3 × 71 1 × 33409 1

素因数の和:33491
約数の個数: 32
約数和(自身を含む): 288662400
約数和(自身を除く): 160572294

約数列:
[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 33409, 66818, 100227, 200454, 300681, 601362, 902043, 1804086, 2372039, 4744078, 7116117, 14232234, 21348351, 42696702, 64045053, 128090106]

約数ペア:
[(1, 128090106), (2, 64045053), (3, 42696702), (6, 21348351), (9, 14232234), (18, 7116117), (27, 4744078), (54, 2372039), (71, 1804086), (142, 902043), (213, 601362), (426, 300681), (639, 200454), (1278, 100227), (1917, 66818), (3834, 33409)]

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