About the Number

131944638

131944637 ← → 131944639

2進数表記:111110111010101000010111110

漢数字表記:一億三千百九十四万四千六百三十八

素因数分解:

2 1 × 3 1 × 7 1 × 97 1 × 139 1 × 233 1

素因数の和:481
約数の個数: 64
約数和(自身を含む): 308206080
約数和(自身を除く): 176261442

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 97, 139, 194, 233, 278, 291, 417, 466, 582, 679, 699, 834, 973, 1358, 1398, 1631, 1946, 2037, 2919, 3262, 4074, 4893, 5838, 9786, 13483, 22601, 26966, 32387, 40449, 45202, 64774, 67803, 80898, 94381, 97161, 135606, 158207, 188762, 194322, 226709, 283143, 316414, 453418, 474621, 566286, 680127, 949242, 1360254, 3141539, 6283078, 9424617, 18849234, 21990773, 43981546, 65972319, 131944638]

約数ペア:
[(1, 131944638), (2, 65972319), (3, 43981546), (6, 21990773), (7, 18849234), (14, 9424617), (21, 6283078), (42, 3141539), (97, 1360254), (139, 949242), (194, 680127), (233, 566286), (278, 474621), (291, 453418), (417, 316414), (466, 283143), (582, 226709), (679, 194322), (699, 188762), (834, 158207), (973, 135606), (1358, 97161), (1398, 94381), (1631, 80898), (1946, 67803), (2037, 64774), (2919, 45202), (3262, 40449), (4074, 32387), (4893, 26966), (5838, 22601), (9786, 13483)]

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