206541615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2897}}^1$

素因数の和:3016

約数の個数: 48

約数和(自身を含む): 388517472

約数和(自身を除く): 181975857

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 97, 105, 147, 245, 291, 485, 679, 735, 1455, 2037, 2897, 3395, 4753, 8691, 10185, 14259, 14485, 20279, 23765, 43455, 60837, 71295, 101395, 141953, 281009, 304185, 425859, 709765, 843027, 1405045, 1967063, 2129295, 4215135, 5901189, 9835315, 13769441, 29505945, 41308323, 68847205, 206541615]

約数ペア:

[(1, 206541615), (3, 68847205), (5, 41308323), (7, 29505945), (15, 13769441), (21, 9835315), (35, 5901189), (49, 4215135), (97, 2129295), (105, 1967063), (147, 1405045), (245, 843027), (291, 709765), (485, 425859), (679, 304185), (735, 281009), (1455, 141953), (2037, 101395), (2897, 71295), (3395, 60837), (4753, 43455), (8691, 23765), (10185, 20279), (14259, 14485)]