About the Number

121489130

121489129 ← → 121489131

2進数表記:111001111011100011011101010

漢数字表記:一億二千百四十八万九千百三十

素因数分解:

2 1 × 5 1 × 7 2 × 37 1 × 6701 1

素因数の和:6759
約数の個数: 48
約数和(自身を含む): 261297576
約数和(自身を除く): 139808446

約数列:
[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1295, 1813, 2590, 3626, 6701, 9065, 13402, 18130, 33505, 46907, 67010, 93814, 234535, 247937, 328349, 469070, 495874, 656698, 1239685, 1641745, 1735559, 2479370, 3283490, 3471118, 8677795, 12148913, 17355590, 24297826, 60744565, 121489130]

約数ペア:
[(1, 121489130), (2, 60744565), (5, 24297826), (7, 17355590), (10, 12148913), (14, 8677795), (35, 3471118), (37, 3283490), (49, 2479370), (70, 1735559), (74, 1641745), (98, 1239685), (185, 656698), (245, 495874), (259, 469070), (370, 328349), (490, 247937), (518, 234535), (1295, 93814), (1813, 67010), (2590, 46907), (3626, 33505), (6701, 18130), (9065, 13402)]

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