1223778861

素因数分解:

$3^6\times {\mathrm{109}}^1\times {\mathrm{15401}}^1$

素因数の和:15528

約数の個数: 28

約数和(自身を含む): 1851782460

約数和(自身を除く): 628003599

約数列:

[1, 3, 9, 27, 81, 109, 243, 327, 729, 981, 2943, 8829, 15401, 26487, 46203, 79461, 138609, 415827, 1247481, 1678709, 3742443, 5036127, 11227329, 15108381, 45325143, 135975429, 407926287, 1223778861]

約数ペア:

[(1, 1223778861), (3, 407926287), (9, 135975429), (27, 45325143), (81, 15108381), (109, 11227329), (243, 5036127), (327, 3742443), (729, 1678709), (981, 1247481), (2943, 415827), (8829, 138609), (15401, 79461), (26487, 46203)]