About the Number

55320991

55320990 ← → 55320992

2進数表記:11010011000010000110011111

漢数字表記:五千五百三十二万九百九十一

素因数分解:

11 1 × 103 1 × 157 1 × 311 1

素因数の和:582
約数の個数: 16
約数和(自身を含む): 61521408
約数和(自身を除く): 6200417

約数列:
[1, 11, 103, 157, 311, 1133, 1727, 3421, 16171, 32033, 48827, 177881, 352363, 537097, 5029181, 55320991]

約数ペア:
[(1, 55320991), (11, 5029181), (103, 537097), (157, 352363), (311, 177881), (1133, 48827), (1727, 32033), (3421, 16171)]

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