211401435

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{4051}}^1$

素因数の和:4144

約数の個数: 48

約数和(自身を含む): 399105792

約数和(自身を除く): 187704357

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 71, 105, 147, 213, 245, 355, 497, 735, 1065, 1491, 2485, 3479, 4051, 7455, 10437, 12153, 17395, 20255, 28357, 52185, 60765, 85071, 141785, 198499, 287621, 425355, 595497, 862863, 992495, 1438105, 2013347, 2977485, 4314315, 6040041, 10066735, 14093429, 30200205, 42280287, 70467145, 211401435]

約数ペア:

[(1, 211401435), (3, 70467145), (5, 42280287), (7, 30200205), (15, 14093429), (21, 10066735), (35, 6040041), (49, 4314315), (71, 2977485), (105, 2013347), (147, 1438105), (213, 992495), (245, 862863), (355, 595497), (497, 425355), (735, 287621), (1065, 198499), (1491, 141785), (2485, 85071), (3479, 60765), (4051, 52185), (7455, 28357), (10437, 20255), (12153, 17395)]