About the Number

131490756

131490755 ← → 131490757

2進数表記:111110101100110001111000100

漢数字表記:一億三千百四十九万七百五十六

素因数分解:

2 2 × 3 3 × 29 1 × 41983 1

素因数の和:42025
約数の個数: 48
約数和(自身を含む): 352665600
約数和(自身を除く): 221174844

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 41983, 83966, 125949, 167932, 251898, 377847, 503796, 755694, 1133541, 1217507, 1511388, 2267082, 2435014, 3652521, 4534164, 4870028, 7305042, 10957563, 14610084, 21915126, 32872689, 43830252, 65745378, 131490756]

約数ペア:
[(1, 131490756), (2, 65745378), (3, 43830252), (4, 32872689), (6, 21915126), (9, 14610084), (12, 10957563), (18, 7305042), (27, 4870028), (29, 4534164), (36, 3652521), (54, 2435014), (58, 2267082), (87, 1511388), (108, 1217507), (116, 1133541), (174, 755694), (261, 503796), (348, 377847), (522, 251898), (783, 167932), (1044, 125949), (1566, 83966), (3132, 41983)]

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