About the Number

289120132

289120131 ← → 289120133

2進数表記:10001001110111001111110000100

漢数字表記:二億八千九百十二万百三十二

素因数分解:

2 2 × 7 1 × 43 1 × 439 1 × 547 1

素因数の和:1040
約数の個数: 48
約数和(自身を含む): 594119680
約数和(自身を除く): 304999548

約数列:
[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 439, 547, 602, 878, 1094, 1204, 1756, 2188, 3073, 3829, 6146, 7658, 12292, 15316, 18877, 23521, 37754, 47042, 75508, 94084, 132139, 164647, 240133, 264278, 329294, 480266, 528556, 658588, 960532, 1680931, 3361862, 6723724, 10325719, 20651438, 41302876, 72280033, 144560066, 289120132]

約数ペア:
[(1, 289120132), (2, 144560066), (4, 72280033), (7, 41302876), (14, 20651438), (28, 10325719), (43, 6723724), (86, 3361862), (172, 1680931), (301, 960532), (439, 658588), (547, 528556), (602, 480266), (878, 329294), (1094, 264278), (1204, 240133), (1756, 164647), (2188, 132139), (3073, 94084), (3829, 75508), (6146, 47042), (7658, 37754), (12292, 23521), (15316, 18877)]

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