12289981

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 14450688

約数和(自身を除く): 2160707

約数列:

[1, 11, 23, 31, 253, 341, 713, 1567, 7843, 17237, 36041, 48577, 396451, 534347, 1117271, 12289981]

約数ペア:

[(1, 12289981), (11, 1117271), (23, 534347), (31, 396451), (253, 48577), (341, 36041), (713, 17237), (1567, 7843)]