8438421

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 11525760

約数和(自身を除く): 3087339

約数列:

[1, 3, 71, 173, 213, 229, 519, 687, 12283, 16259, 36849, 39617, 48777, 118851, 2812807, 8438421]

約数ペア:

[(1, 8438421), (3, 2812807), (71, 118851), (173, 48777), (213, 39617), (229, 36849), (519, 16259), (687, 12283)]