221427690913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{91085023}}^1$

素因数の和:91085064

約数の個数: 16

約数和(自身を含む): 275441112576

約数和(自身を除く): 54013421663

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 91085023, 1001935253, 1184105299, 1548445391, 13025158289, 17032899301, 20129790083, 221427690913]

約数ペア:

[(1, 221427690913), (11, 20129790083), (13, 17032899301), (17, 13025158289), (143, 1548445391), (187, 1184105299), (221, 1001935253), (2431, 91085023)]