128579321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{761}}^1$

素因数の和:1132

約数の個数: 16

約数和(自身を含む): 142481808

約数和(自身を除く): 13902487

約数列:

[1, 13, 41, 317, 533, 761, 4121, 9893, 12997, 31201, 168961, 241237, 405613, 3136081, 9890717, 128579321]

約数ペア:

[(1, 128579321), (13, 9890717), (41, 3136081), (317, 405613), (533, 241237), (761, 168961), (4121, 31201), (9893, 12997)]