About the Number

131687248

131687247 ← → 131687249

2進数表記:111110110010110001101010000

漢数字表記:一億三千百六十八万七千二百四十八

素因数分解:

2 4 × 7 1 × 11 1 × 89 1 × 1201 1

素因数の和:1316
約数の個数: 80
約数和(自身を含む): 321943680
約数和(自身を除く): 190256432

約数列:
[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 89, 112, 154, 176, 178, 308, 356, 616, 623, 712, 979, 1201, 1232, 1246, 1424, 1958, 2402, 2492, 3916, 4804, 4984, 6853, 7832, 8407, 9608, 9968, 13211, 13706, 15664, 16814, 19216, 26422, 27412, 33628, 52844, 54824, 67256, 92477, 105688, 106889, 109648, 134512, 184954, 211376, 213778, 369908, 427556, 739816, 748223, 855112, 1175779, 1479632, 1496446, 1710224, 2351558, 2992892, 4703116, 5985784, 8230453, 9406232, 11971568, 16460906, 18812464, 32921812, 65843624, 131687248]

約数ペア:
[(1, 131687248), (2, 65843624), (4, 32921812), (7, 18812464), (8, 16460906), (11, 11971568), (14, 9406232), (16, 8230453), (22, 5985784), (28, 4703116), (44, 2992892), (56, 2351558), (77, 1710224), (88, 1496446), (89, 1479632), (112, 1175779), (154, 855112), (176, 748223), (178, 739816), (308, 427556), (356, 369908), (616, 213778), (623, 211376), (712, 184954), (979, 134512), (1201, 109648), (1232, 106889), (1246, 105688), (1424, 92477), (1958, 67256), (2402, 54824), (2492, 52844), (3916, 33628), (4804, 27412), (4984, 26422), (6853, 19216), (7832, 16814), (8407, 15664), (9608, 13706), (9968, 13211)]

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