206770641

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127873}}^1$

素因数の和:127901

約数の個数: 24

約数和(自身を含む): 349863264

約数和(自身を除く): 143092623

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 127873, 383619, 895111, 1406603, 2685333, 4219809, 6265777, 9846221, 18797331, 29538663, 68923547, 206770641]

約数ペア:

[(1, 206770641), (3, 68923547), (7, 29538663), (11, 18797331), (21, 9846221), (33, 6265777), (49, 4219809), (77, 2685333), (147, 1406603), (231, 895111), (539, 383619), (1617, 127873)]