206776053

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{189877}}^1$

素因数の和:189905

約数の個数: 18

約数和(自身を含む): 328299062

約数和(自身を除く): 121523009

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 189877, 569631, 1708893, 2088647, 6265941, 18797823, 22975117, 68925351, 206776053]

約数ペア:

[(1, 206776053), (3, 68925351), (9, 22975117), (11, 18797823), (33, 6265941), (99, 2088647), (121, 1708893), (363, 569631), (1089, 189877)]