245647539

素因数分解:

$3^3\times {\mathrm{257}}^1\times {\mathrm{35401}}^1$

素因数の和:35667

約数の個数: 16

約数和(自身を含む): 365348640

約数和(自身を除く): 119701101

約数列:

[1, 3, 9, 27, 257, 771, 2313, 6939, 35401, 106203, 318609, 955827, 9098057, 27294171, 81882513, 245647539]

約数ペア:

[(1, 245647539), (3, 81882513), (9, 27294171), (27, 9098057), (257, 955827), (771, 318609), (2313, 106203), (6939, 35401)]