15555393

素因数分解:

$3^2\times 7^3\times {\mathrm{5039}}^1$

素因数の和:5066

約数の個数: 24

約数和(自身を含む): 26208000

約数和(自身を除く): 10652607

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 5039, 15117, 35273, 45351, 105819, 246911, 317457, 740733, 1728377, 2222199, 5185131, 15555393]

約数ペア:

[(1, 15555393), (3, 5185131), (7, 2222199), (9, 1728377), (21, 740733), (49, 317457), (63, 246911), (147, 105819), (343, 45351), (441, 35273), (1029, 15117), (3087, 5039)]