1279503459

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1215103}}^1$

素因数の和:1215128

約数の個数: 20

約数和(自身を含む): 2058386176

約数和(自身を除く): 778882717

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1215103, 3645309, 10935927, 15796339, 32807781, 47389017, 98423343, 142167051, 426501153, 1279503459]

約数ペア:

[(1, 1279503459), (3, 426501153), (9, 142167051), (13, 98423343), (27, 47389017), (39, 32807781), (81, 15796339), (117, 10935927), (351, 3645309), (1053, 1215103)]