205970205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{5557}}^1$

素因数の和:5925

約数の個数: 32

約数和(自身を含む): 377766144

約数和(自身を除く): 171795939

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 353, 1059, 1765, 2471, 5295, 5557, 7413, 12355, 16671, 27785, 37065, 38899, 83355, 116697, 194495, 583485, 1961621, 5884863, 9808105, 13731347, 29424315, 41194041, 68656735, 205970205]

約数ペア:

[(1, 205970205), (3, 68656735), (5, 41194041), (7, 29424315), (15, 13731347), (21, 9808105), (35, 5884863), (105, 1961621), (353, 583485), (1059, 194495), (1765, 116697), (2471, 83355), (5295, 38899), (5557, 37065), (7413, 27785), (12355, 16671)]