About the Number

28121016

28121015 ← → 28121017

2進数表記:1101011010001011110111000

漢数字表記:二千八百十二万千十六

素因数分解:

2 3 × 3 1 × 7 1 × 11 1 × 15217 1

素因数の和:15244
約数の個数: 64
約数和(自身を含む): 87655680
約数和(自身を除く): 59534664

約数列:
[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 15217, 30434, 45651, 60868, 91302, 106519, 121736, 167387, 182604, 213038, 319557, 334774, 365208, 426076, 502161, 639114, 669548, 852152, 1004322, 1171709, 1278228, 1339096, 2008644, 2343418, 2556456, 3515127, 4017288, 4686836, 7030254, 9373672, 14060508, 28121016]

約数ペア:
[(1, 28121016), (2, 14060508), (3, 9373672), (4, 7030254), (6, 4686836), (7, 4017288), (8, 3515127), (11, 2556456), (12, 2343418), (14, 2008644), (21, 1339096), (22, 1278228), (24, 1171709), (28, 1004322), (33, 852152), (42, 669548), (44, 639114), (56, 502161), (66, 426076), (77, 365208), (84, 334774), (88, 319557), (132, 213038), (154, 182604), (168, 167387), (231, 121736), (264, 106519), (308, 91302), (462, 60868), (616, 45651), (924, 30434), (1848, 15217)]

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