About the Number

13988128

13988127 ← → 13988129

2進数表記:110101010111000100100000

漢数字表記:千三百九十八万八千百二十八

素因数分解:

2 5 × 7 2 × 11 1 × 811 1

素因数の和:846
約数の個数: 72
約数和(自身を含む): 34990704
約数和(自身を除く): 21002576

約数列:
[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 784, 811, 1078, 1232, 1568, 1622, 2156, 2464, 3244, 4312, 5677, 6488, 8624, 8921, 11354, 12976, 17248, 17842, 22708, 25952, 35684, 39739, 45416, 62447, 71368, 79478, 90832, 124894, 142736, 158956, 181664, 249788, 285472, 317912, 437129, 499576, 635824, 874258, 999152, 1271648, 1748516, 1998304, 3497032, 6994064, 13988128]

約数ペア:
[(1, 13988128), (2, 6994064), (4, 3497032), (7, 1998304), (8, 1748516), (11, 1271648), (14, 999152), (16, 874258), (22, 635824), (28, 499576), (32, 437129), (44, 317912), (49, 285472), (56, 249788), (77, 181664), (88, 158956), (98, 142736), (112, 124894), (154, 90832), (176, 79478), (196, 71368), (224, 62447), (308, 45416), (352, 39739), (392, 35684), (539, 25952), (616, 22708), (784, 17842), (811, 17248), (1078, 12976), (1232, 11354), (1568, 8921), (1622, 8624), (2156, 6488), (2464, 5677), (3244, 4312)]

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