221464903

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{2713}}^1$

素因数の和:2946

約数の個数: 16

約数和(自身を含む): 248949792

約数和(自身を除く): 27484889

約数列:

[1, 11, 41, 181, 451, 1991, 2713, 7421, 29843, 81631, 111233, 491053, 1223563, 5401583, 20133173, 221464903]

約数ペア:

[(1, 221464903), (11, 20133173), (41, 5401583), (181, 1223563), (451, 491053), (1991, 111233), (2713, 81631), (7421, 29843)]