About the Number

1387776996891

1387776996890 ← → 1387776996892

2進数表記:10100001100011101111101000111011000011011

漢数字表記:一兆三千八百七十七億七千六百九十九万六千八百九十一

素因数分解:

3 3 × 79 1 × 16417 1 × 39631 1

素因数の和:56136
約数の個数: 32
約数和(自身を含む): 2082170163200
約数和(自身を除く): 694393166309

約数列:
[1, 3, 9, 27, 79, 237, 711, 2133, 16417, 39631, 49251, 118893, 147753, 356679, 443259, 1070037, 1296943, 3130849, 3890829, 9392547, 11672487, 28177641, 35017461, 84532923, 650622127, 1951866381, 5855599143, 17566797429, 51399148033, 154197444099, 462592332297, 1387776996891]

約数ペア:
[(1, 1387776996891), (3, 462592332297), (9, 154197444099), (27, 51399148033), (79, 17566797429), (237, 5855599143), (711, 1951866381), (2133, 650622127), (16417, 84532923), (39631, 35017461), (49251, 28177641), (118893, 11672487), (147753, 9392547), (356679, 3890829), (443259, 3130849), (1070037, 1296943)]

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