217419306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89917}}^1$

素因数の和:89966

約数の個数: 32

約数和(自身を含む): 483399168

約数和(自身を除く): 265979862

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 89917, 179834, 269751, 539502, 1168921, 2337842, 2787427, 3506763, 5574854, 7013526, 8362281, 16724562, 36236551, 72473102, 108709653, 217419306]

約数ペア:

[(1, 217419306), (2, 108709653), (3, 72473102), (6, 36236551), (13, 16724562), (26, 8362281), (31, 7013526), (39, 5574854), (62, 3506763), (78, 2787427), (93, 2337842), (186, 1168921), (403, 539502), (806, 269751), (1209, 179834), (2418, 89917)]