321721353

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{1627}}^1$

素因数の和:1933

約数の個数: 24

約数和(自身を含む): 471364608

約数和(自身を除く): 149643255

約数列:

[1, 3, 9, 127, 173, 381, 519, 1143, 1557, 1627, 4881, 14643, 21971, 65913, 197739, 206629, 281471, 619887, 844413, 1859661, 2533239, 35746817, 107240451, 321721353]

約数ペア:

[(1, 321721353), (3, 107240451), (9, 35746817), (127, 2533239), (173, 1859661), (381, 844413), (519, 619887), (1143, 281471), (1557, 206629), (1627, 197739), (4881, 65913), (14643, 21971)]