208704639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{486491}}^1$

素因数の和:486518

約数の個数: 16

約数和(自身を含む): 326922624

約数和(自身を除く): 118217985

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 486491, 1459473, 5351401, 6324383, 16054203, 18973149, 69568213, 208704639]

約数ペア:

[(1, 208704639), (3, 69568213), (11, 18973149), (13, 16054203), (33, 6324383), (39, 5351401), (143, 1459473), (429, 486491)]