299439

素因数分解:

$3^2\times 7^3\times {\mathrm{97}}^1$

素因数の和:124

約数の個数: 24

約数和(自身を含む): 509600

約数和(自身を除く): 210161

約数列:

[1, 3, 7, 9, 21, 49, 63, 97, 147, 291, 343, 441, 679, 873, 1029, 2037, 3087, 4753, 6111, 14259, 33271, 42777, 99813, 299439]

約数ペア:

[(1, 299439), (3, 99813), (7, 42777), (9, 33271), (21, 14259), (49, 6111), (63, 4753), (97, 3087), (147, 2037), (291, 1029), (343, 873), (441, 679)]