About the Number

30990949

30990948 ← → 30990950

2進数表記:1110110001110001001100101

漢数字表記:三千九十九万九百四十九

素因数分解:

11 1 × 17 1 × 103 1 × 1609 1

素因数の和:1740
約数の個数: 16
約数和(自身を含む): 36167040
約数和(自身を除く): 5176091

約数列:
[1, 11, 17, 103, 187, 1133, 1609, 1751, 17699, 19261, 27353, 165727, 300883, 1822997, 2817359, 30990949]

約数ペア:
[(1, 30990949), (11, 2817359), (17, 1822997), (103, 300883), (187, 165727), (1133, 27353), (1609, 19261), (1751, 17699)]

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