201719947

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{128239}}^1$

素因数の和:128274

約数の個数: 12

約数和(自身を含む): 238782880

約数和(自身を除く): 37062933

約数列:

[1, 11, 13, 121, 143, 1573, 128239, 1410629, 1667107, 15516919, 18338177, 201719947]

約数ペア:

[(1, 201719947), (11, 18338177), (13, 15516919), (121, 1667107), (143, 1410629), (1573, 128239)]