217319313

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{24631}}^1$

素因数の和:24824

約数の個数: 16

約数和(自身を含む): 308589696

約数和(自身を除く): 91270383

約数列:

[1, 3, 17, 51, 173, 519, 2941, 8823, 24631, 73893, 418727, 1256181, 4261163, 12783489, 72439771, 217319313]

約数ペア:

[(1, 217319313), (3, 72439771), (17, 12783489), (51, 4261163), (173, 1256181), (519, 418727), (2941, 73893), (8823, 24631)]