255306519

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{727369}}^1$

素因数の和:727391

約数の個数: 16

約数和(自身を含む): 407327200

約数和(自身を除く): 152020681

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 727369, 2182107, 6546321, 9455797, 19638963, 28367391, 85102173, 255306519]

約数ペア:

[(1, 255306519), (3, 85102173), (9, 28367391), (13, 19638963), (27, 9455797), (39, 6546321), (117, 2182107), (351, 727369)]