172336021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{70891}}^1$

素因数の和:70932

約数の個数: 16

約数和(自身を含む): 214377408

約数和(自身を除く): 42041387

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 70891, 779801, 921583, 1205147, 10137413, 13256617, 15666911, 172336021]

約数ペア:

[(1, 172336021), (11, 15666911), (13, 13256617), (17, 10137413), (143, 1205147), (187, 921583), (221, 779801), (2431, 70891)]