About the Number

989389008

989389007 ← → 989389009

2進数表記:111010111110001110000011010000

漢数字表記:九億八千九百三十八万九千八

素因数分解:

2 4 × 3 2 × 6870757 1

素因数の和:6870771
約数の個数: 30
約数和(自身を含む): 2768915474
約数和(自身を除く): 1779526466

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 6870757, 13741514, 20612271, 27483028, 41224542, 54966056, 61836813, 82449084, 109932112, 123673626, 164898168, 247347252, 329796336, 494694504, 989389008]

約数ペア:
[(1, 989389008), (2, 494694504), (3, 329796336), (4, 247347252), (6, 164898168), (8, 123673626), (9, 109932112), (12, 82449084), (16, 61836813), (18, 54966056), (24, 41224542), (36, 27483028), (48, 20612271), (72, 13741514), (144, 6870757)]

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