About the Number

128200728

128200727 ← → 128200729

2進数表記:111101001000011000000011000

漢数字表記:一億二千八百二十万七百二十八

素因数分解:

2 3 × 3 1 × 191 1 × 27967 1

素因数の和:28167
約数の個数: 32
約数和(自身を含む): 322191360
約数和(自身を除く): 193990632

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 191, 382, 573, 764, 1146, 1528, 2292, 4584, 27967, 55934, 83901, 111868, 167802, 223736, 335604, 671208, 5341697, 10683394, 16025091, 21366788, 32050182, 42733576, 64100364, 128200728]

約数ペア:
[(1, 128200728), (2, 64100364), (3, 42733576), (4, 32050182), (6, 21366788), (8, 16025091), (12, 10683394), (24, 5341697), (191, 671208), (382, 335604), (573, 223736), (764, 167802), (1146, 111868), (1528, 83901), (2292, 55934), (4584, 27967)]

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