1216017

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 1954368

約数和(自身を除く): 738351

約数列:

[1, 3, 9, 11, 33, 71, 99, 173, 213, 519, 639, 781, 1557, 1903, 2343, 5709, 7029, 12283, 17127, 36849, 110547, 135113, 405339, 1216017]

約数ペア:

[(1, 1216017), (3, 405339), (9, 135113), (11, 110547), (33, 36849), (71, 17127), (99, 12283), (173, 7029), (213, 5709), (519, 2343), (639, 1903), (781, 1557)]