240669

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 36

約数和(自身を含む): 435708

約数和(自身を除く): 195039

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 121, 143, 153, 187, 221, 363, 429, 561, 663, 1089, 1287, 1573, 1683, 1989, 2057, 2431, 4719, 6171, 7293, 14157, 18513, 21879, 26741, 80223, 240669]

約数ペア:

[(1, 240669), (3, 80223), (9, 26741), (11, 21879), (13, 18513), (17, 14157), (33, 7293), (39, 6171), (51, 4719), (99, 2431), (117, 2057), (121, 1989), (143, 1683), (153, 1573), (187, 1287), (221, 1089), (363, 663), (429, 561)]