About the Number

28901312

28901311 ← → 28901313

2進数表記:1101110001111111111000000

漢数字表記:二千八百九十万千三百十二

素因数分解:

2 6 × 11 1 × 61 1 × 673 1

素因数の和:757
約数の個数: 56
約数和(自身を含む): 63684912
約数和(自身を除く): 34783600

約数列:
[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 122, 176, 244, 352, 488, 671, 673, 704, 976, 1342, 1346, 1952, 2684, 2692, 3904, 5368, 5384, 7403, 10736, 10768, 14806, 21472, 21536, 29612, 41053, 42944, 43072, 59224, 82106, 118448, 164212, 236896, 328424, 451583, 473792, 656848, 903166, 1313696, 1806332, 2627392, 3612664, 7225328, 14450656, 28901312]

約数ペア:
[(1, 28901312), (2, 14450656), (4, 7225328), (8, 3612664), (11, 2627392), (16, 1806332), (22, 1313696), (32, 903166), (44, 656848), (61, 473792), (64, 451583), (88, 328424), (122, 236896), (176, 164212), (244, 118448), (352, 82106), (488, 59224), (671, 43072), (673, 42944), (704, 41053), (976, 29612), (1342, 21536), (1346, 21472), (1952, 14806), (2684, 10768), (2692, 10736), (3904, 7403), (5368, 5384)]

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