28059185

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2405

約数の個数: 32

約数和(自身を含む): 43352064

約数和(自身を除く): 15292879

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2351, 2387, 11755, 11935, 16457, 25861, 72881, 82285, 129305, 181027, 364405, 510167, 801691, 905135, 2550835, 4008455, 5611837, 28059185]

約数ペア:

[(1, 28059185), (5, 5611837), (7, 4008455), (11, 2550835), (31, 905135), (35, 801691), (55, 510167), (77, 364405), (155, 181027), (217, 129305), (341, 82285), (385, 72881), (1085, 25861), (1705, 16457), (2351, 11935), (2387, 11755)]