18140553

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 26956800

約数和(自身を除く): 8816247

約数列:

[1, 3, 9, 59, 127, 177, 269, 381, 531, 807, 1143, 2421, 7493, 15871, 22479, 34163, 47613, 67437, 102489, 142839, 307467, 2015617, 6046851, 18140553]

約数ペア:

[(1, 18140553), (3, 6046851), (9, 2015617), (59, 307467), (127, 142839), (177, 102489), (269, 67437), (381, 47613), (531, 34163), (807, 22479), (1143, 15871), (2421, 7493)]