About the Number

128026728

128026727 ← → 128026729

2進数表記:111101000011000100001101000

漢数字表記:一億二千八百二万六千七百二十八

素因数分解:

2 3 × 3 2 × 17 1 × 104597 1

素因数の和:104626
約数の個数: 48
約数和(自身を含む): 367138980
約数和(自身を除く): 239112252

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 104597, 209194, 313791, 418388, 627582, 836776, 941373, 1255164, 1778149, 1882746, 2510328, 3556298, 3765492, 5334447, 7112596, 7530984, 10668894, 14225192, 16003341, 21337788, 32006682, 42675576, 64013364, 128026728]

約数ペア:
[(1, 128026728), (2, 64013364), (3, 42675576), (4, 32006682), (6, 21337788), (8, 16003341), (9, 14225192), (12, 10668894), (17, 7530984), (18, 7112596), (24, 5334447), (34, 3765492), (36, 3556298), (51, 2510328), (68, 1882746), (72, 1778149), (102, 1255164), (136, 941373), (153, 836776), (204, 627582), (306, 418388), (408, 313791), (612, 209194), (1224, 104597)]

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