25418367081

素因数分解:

$3^4\times {\mathrm{4421}}^1\times {\mathrm{70981}}^1$

素因数の和:75414

約数の個数: 20

約数和(自身を含む): 37979770884

約数和(自身を除く): 12561403803

約数列:

[1, 3, 9, 27, 81, 4421, 13263, 39789, 70981, 119367, 212943, 358101, 638829, 1916487, 5749461, 313807001, 941421003, 2824263009, 8472789027, 25418367081]

約数ペア:

[(1, 25418367081), (3, 8472789027), (9, 2824263009), (27, 941421003), (81, 313807001), (4421, 5749461), (13263, 1916487), (39789, 638829), (70981, 358101), (119367, 212943)]