426697713

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{405221}}^1$

素因数の和:405246

約数の個数: 20

約数和(自身を含む): 686446068

約数和(自身を除く): 259748355

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 405221, 1215663, 3646989, 5267873, 10940967, 15803619, 32822901, 47410857, 142232571, 426697713]

約数ペア:

[(1, 426697713), (3, 142232571), (9, 47410857), (13, 32822901), (27, 15803619), (39, 10940967), (81, 5267873), (117, 3646989), (351, 1215663), (1053, 405221)]