209747295

素因数分解:

$3^2\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{3907}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 363959856

約数和(自身を除く): 154212561

約数列:

[1, 3, 5, 9, 15, 45, 1193, 3579, 3907, 5965, 10737, 11721, 17895, 19535, 35163, 53685, 58605, 175815, 4661051, 13983153, 23305255, 41949459, 69915765, 209747295]

約数ペア:

[(1, 209747295), (3, 69915765), (5, 41949459), (9, 23305255), (15, 13983153), (45, 4661051), (1193, 175815), (3579, 58605), (3907, 53685), (5965, 35163), (10737, 19535), (11721, 17895)]