268784217

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{765767}}^1$

素因数の和:765789

約数の個数: 16

約数和(自身を含む): 428830080

約数和(自身を除く): 160045863

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 765767, 2297301, 6891903, 9954971, 20675709, 29864913, 89594739, 268784217]

約数ペア:

[(1, 268784217), (3, 89594739), (9, 29864913), (13, 20675709), (27, 9954971), (39, 6891903), (117, 2297301), (351, 765767)]