About the Number

996980990

996980989 ← → 996980991

2進数表記:111011011011001011100011111110

漢数字表記:九億九千六百九十八万九百九十

素因数分解:

2 1 × 5 1 × 577 1 × 172787 1

素因数の和:173371
約数の個数: 16
約数和(自身を含む): 1797686352
約数和(自身を除く): 800705362

約数列:
[1, 2, 5, 10, 577, 1154, 2885, 5770, 172787, 345574, 863935, 1727870, 99698099, 199396198, 498490495, 996980990]

約数ペア:
[(1, 996980990), (2, 498490495), (5, 199396198), (10, 99698099), (577, 1727870), (1154, 863935), (2885, 345574), (5770, 172787)]

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