About the Number

13280028

13280027 ← → 13280029

2進数表記:110010101010001100011100

漢数字表記:千三百二十八万二十八

素因数分解:

2 2 × 3 1 × 29 1 × 31 1 × 1231 1

素因数の和:1298
約数の個数: 48
約数和(自身を含む): 33116160
約数和(自身を除く): 19836132

約数列:
[1, 2, 3, 4, 6, 12, 29, 31, 58, 62, 87, 93, 116, 124, 174, 186, 348, 372, 899, 1231, 1798, 2462, 2697, 3596, 3693, 4924, 5394, 7386, 10788, 14772, 35699, 38161, 71398, 76322, 107097, 114483, 142796, 152644, 214194, 228966, 428388, 457932, 1106669, 2213338, 3320007, 4426676, 6640014, 13280028]

約数ペア:
[(1, 13280028), (2, 6640014), (3, 4426676), (4, 3320007), (6, 2213338), (12, 1106669), (29, 457932), (31, 428388), (58, 228966), (62, 214194), (87, 152644), (93, 142796), (116, 114483), (124, 107097), (174, 76322), (186, 71398), (348, 38161), (372, 35699), (899, 14772), (1231, 10788), (1798, 7386), (2462, 5394), (2697, 4924), (3596, 3693)]

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