17720417

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1493}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 21083328

約数和(自身を除く): 3362911

約数列:

[1, 11, 13, 83, 143, 913, 1079, 1493, 11869, 16423, 19409, 123919, 213499, 1363109, 1610947, 17720417]

約数ペア:

[(1, 17720417), (11, 1610947), (13, 1363109), (83, 213499), (143, 123919), (913, 19409), (1079, 16423), (1493, 11869)]