About the Number

138889128

138889127 ← → 138889129

2進数表記:1000010001110100011110101000

漢数字表記:一億三千八百八十八万九千百二十八

素因数分解:

2 3 × 3 1 × 7 2 × 89 1 × 1327 1

素因数の和:1439
約数の個数: 96
約数和(自身を含む): 408758400
約数和(自身を除く): 269869272

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 89, 98, 147, 168, 178, 196, 267, 294, 356, 392, 534, 588, 623, 712, 1068, 1176, 1246, 1327, 1869, 2136, 2492, 2654, 3738, 3981, 4361, 4984, 5308, 7476, 7962, 8722, 9289, 10616, 13083, 14952, 15924, 17444, 18578, 26166, 27867, 31848, 34888, 37156, 52332, 55734, 65023, 74312, 104664, 111468, 118103, 130046, 195069, 222936, 236206, 260092, 354309, 390138, 472412, 520184, 708618, 780276, 826721, 944824, 1417236, 1560552, 1653442, 2480163, 2834472, 3306884, 4960326, 5787047, 6613768, 9920652, 11574094, 17361141, 19841304, 23148188, 34722282, 46296376, 69444564, 138889128]

約数ペア:
[(1, 138889128), (2, 69444564), (3, 46296376), (4, 34722282), (6, 23148188), (7, 19841304), (8, 17361141), (12, 11574094), (14, 9920652), (21, 6613768), (24, 5787047), (28, 4960326), (42, 3306884), (49, 2834472), (56, 2480163), (84, 1653442), (89, 1560552), (98, 1417236), (147, 944824), (168, 826721), (178, 780276), (196, 708618), (267, 520184), (294, 472412), (356, 390138), (392, 354309), (534, 260092), (588, 236206), (623, 222936), (712, 195069), (1068, 130046), (1176, 118103), (1246, 111468), (1327, 104664), (1869, 74312), (2136, 65023), (2492, 55734), (2654, 52332), (3738, 37156), (3981, 34888), (4361, 31848), (4984, 27867), (5308, 26166), (7476, 18578), (7962, 17444), (8722, 15924), (9289, 14952), (10616, 13083)]

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