255291201

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{135721}}^1$

素因数の和:135757

約数の個数: 24

約数和(自身を含む): 423452640

約数和(自身を除く): 168161439

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 135721, 407163, 1221489, 1492931, 2578699, 4478793, 7736097, 13436379, 23208291, 28365689, 85097067, 255291201]

約数ペア:

[(1, 255291201), (3, 85097067), (9, 28365689), (11, 23208291), (19, 13436379), (33, 7736097), (57, 4478793), (99, 2578699), (171, 1492931), (209, 1221489), (627, 407163), (1881, 135721)]