319684586

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{396631}}^1$

素因数の和:396677

約数の個数: 16

約数和(自身を含む): 533073408

約数和(自身を除く): 213388822

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 396631, 793262, 5156203, 10312406, 12295561, 24591122, 159842293, 319684586]

約数ペア:

[(1, 319684586), (2, 159842293), (13, 24591122), (26, 12295561), (31, 10312406), (62, 5156203), (403, 793262), (806, 396631)]