289753321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{119191}}^1$

素因数の和:119232

約数の個数: 16

約数和(自身を含む): 360436608

約数和(自身を除く): 70683287

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 119191, 1311101, 1549483, 2026247, 17044313, 22288717, 26341211, 289753321]

約数ペア:

[(1, 289753321), (11, 26341211), (13, 22288717), (17, 17044313), (143, 2026247), (187, 1549483), (221, 1311101), (2431, 119191)]