18102321

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 27012960

約数和(自身を除く): 8910639

約数列:

[1, 3, 9, 59, 73, 177, 219, 467, 531, 657, 1401, 4203, 4307, 12921, 27553, 34091, 38763, 82659, 102273, 247977, 306819, 2011369, 6034107, 18102321]

約数ペア:

[(1, 18102321), (3, 6034107), (9, 2011369), (59, 306819), (73, 247977), (177, 102273), (219, 82659), (467, 38763), (531, 34091), (657, 27553), (1401, 12921), (4203, 4307)]