13555017

素因数分解:

$3^2\times 7^3\times {\mathrm{4391}}^1$

素因数の和:4418

約数の個数: 24

約数和(自身を含む): 22838400

約数和(自身を除く): 9283383

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 4391, 13173, 30737, 39519, 92211, 215159, 276633, 645477, 1506113, 1936431, 4518339, 13555017]

約数ペア:

[(1, 13555017), (3, 4518339), (7, 1936431), (9, 1506113), (21, 645477), (49, 276633), (63, 215159), (147, 92211), (343, 39519), (441, 30737), (1029, 13173), (3087, 4391)]