About the Number

28197126

28197125 ← → 28197127

2進数表記:1101011100100000100000110

漢数字表記:二千八百十九万七千百二十六

素因数分解:

2 1 × 3 3 × 23 1 × 73 1 × 311 1

素因数の和:418
約数の個数: 64
約数和(自身を含む): 66493440
約数和(自身を除く): 38296314

約数列:
[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 73, 138, 146, 207, 219, 311, 414, 438, 621, 622, 657, 933, 1242, 1314, 1679, 1866, 1971, 2799, 3358, 3942, 5037, 5598, 7153, 8397, 10074, 14306, 15111, 16794, 21459, 22703, 30222, 42918, 45333, 45406, 64377, 68109, 90666, 128754, 136218, 193131, 204327, 386262, 408654, 522169, 612981, 1044338, 1225962, 1566507, 3133014, 4699521, 9399042, 14098563, 28197126]

約数ペア:
[(1, 28197126), (2, 14098563), (3, 9399042), (6, 4699521), (9, 3133014), (18, 1566507), (23, 1225962), (27, 1044338), (46, 612981), (54, 522169), (69, 408654), (73, 386262), (138, 204327), (146, 193131), (207, 136218), (219, 128754), (311, 90666), (414, 68109), (438, 64377), (621, 45406), (622, 45333), (657, 42918), (933, 30222), (1242, 22703), (1314, 21459), (1679, 16794), (1866, 15111), (1971, 14306), (2799, 10074), (3358, 8397), (3942, 7153), (5037, 5598)]

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