155531439

素因数分解:

$3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{2777}}^1$

素因数の和:2924

約数の個数: 36

約数和(自身を含む): 263487744

約数和(自身を除く): 107956305

約数列:

[1, 3, 7, 9, 21, 49, 63, 127, 147, 381, 441, 889, 1143, 2667, 2777, 6223, 8001, 8331, 18669, 19439, 24993, 56007, 58317, 136073, 174951, 352679, 408219, 1058037, 1224657, 2468753, 3174111, 7406259, 17281271, 22218777, 51843813, 155531439]

約数ペア:

[(1, 155531439), (3, 51843813), (7, 22218777), (9, 17281271), (21, 7406259), (49, 3174111), (63, 2468753), (127, 1224657), (147, 1058037), (381, 408219), (441, 352679), (889, 174951), (1143, 136073), (2667, 58317), (2777, 56007), (6223, 24993), (8001, 19439), (8331, 18669)]