155322321

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 278446080

約数和(自身を除く): 123123759

約数列:

[1, 3, 7, 11, 19, 21, 33, 43, 57, 77, 129, 133, 209, 231, 301, 399, 473, 627, 817, 823, 903, 1419, 1463, 2451, 2469, 3311, 4389, 5719, 5761, 8987, 9053, 9933, 15637, 17157, 17283, 26961, 27159, 35389, 46911, 62909, 63371, 106167, 109459, 172007, 188727, 190113, 247723, 328377, 389279, 516021, 672391, 743169, 1167837, 1204049, 2017173, 2724953, 3612147, 4706737, 7396301, 8174859, 14120211, 22188903, 51774107, 155322321]

約数ペア:

[(1, 155322321), (3, 51774107), (7, 22188903), (11, 14120211), (19, 8174859), (21, 7396301), (33, 4706737), (43, 3612147), (57, 2724953), (77, 2017173), (129, 1204049), (133, 1167837), (209, 743169), (231, 672391), (301, 516021), (399, 389279), (473, 328377), (627, 247723), (817, 190113), (823, 188727), (903, 172007), (1419, 109459), (1463, 106167), (2451, 63371), (2469, 62909), (3311, 46911), (4389, 35389), (5719, 27159), (5761, 26961), (8987, 17283), (9053, 17157), (9933, 15637)]