About the Number

131305308

131305307 ← → 131305309

2進数表記:111110100111000111101011100

漢数字表記:一億三千百三十万五千三百八

素因数分解:

2 2 × 3 1 × 379 1 × 28871 1

素因数の和:29257
約数の個数: 24
約数和(自身を含む): 307198080
約数和(自身を除く): 175892772

約数列:
[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 2274, 4548, 28871, 57742, 86613, 115484, 173226, 346452, 10942109, 21884218, 32826327, 43768436, 65652654, 131305308]

約数ペア:
[(1, 131305308), (2, 65652654), (3, 43768436), (4, 32826327), (6, 21884218), (12, 10942109), (379, 346452), (758, 173226), (1137, 115484), (1516, 86613), (2274, 57742), (4548, 28871)]

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