About the Number

131468427

131468426 ← → 131468428

2進数表記:111110101100000110010001011

漢数字表記:一億三千百四十六万八千四百二十七

素因数分解:

3 4 × 31 1 × 41 1 × 1277 1

素因数の和:1361
約数の個数: 40
約数和(自身を含む): 207833472
約数和(自身を除く): 76365045

約数列:
[1, 3, 9, 27, 31, 41, 81, 93, 123, 279, 369, 837, 1107, 1271, 1277, 2511, 3321, 3813, 3831, 11439, 11493, 34317, 34479, 39587, 52357, 102951, 103437, 118761, 157071, 356283, 471213, 1068849, 1413639, 1623067, 3206547, 4240917, 4869201, 14607603, 43822809, 131468427]

約数ペア:
[(1, 131468427), (3, 43822809), (9, 14607603), (27, 4869201), (31, 4240917), (41, 3206547), (81, 1623067), (93, 1413639), (123, 1068849), (279, 471213), (369, 356283), (837, 157071), (1107, 118761), (1271, 103437), (1277, 102951), (2511, 52357), (3321, 39587), (3813, 34479), (3831, 34317), (11439, 11493)]

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