208117221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{13933}}^1$

素因数の和:14332

約数の個数: 16

約数和(自身を含む): 299636736

約数和(自身を除く): 91519515

約数列:

[1, 3, 13, 39, 383, 1149, 4979, 13933, 14937, 41799, 181129, 543387, 5336339, 16009017, 69372407, 208117221]

約数ペア:

[(1, 208117221), (3, 69372407), (13, 16009017), (39, 5336339), (383, 543387), (1149, 181129), (4979, 41799), (13933, 14937)]