251796681

素因数分解:

$3^4\times {\mathrm{547}}^1\times {\mathrm{5683}}^1$

素因数の和:6242

約数の個数: 20

約数和(自身を含む): 376894672

約数和(自身を除く): 125097991

約数列:

[1, 3, 9, 27, 81, 547, 1641, 4923, 5683, 14769, 17049, 44307, 51147, 153441, 460323, 3108601, 9325803, 27977409, 83932227, 251796681]

約数ペア:

[(1, 251796681), (3, 83932227), (9, 27977409), (27, 9325803), (81, 3108601), (547, 460323), (1641, 153441), (4923, 51147), (5683, 44307), (14769, 17049)]