13255137

素因数分解:

$3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 23474880

約数和(自身を除く): 10219743

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 63, 129, 147, 189, 233, 301, 387, 441, 699, 903, 1161, 1323, 1631, 2097, 2107, 2709, 4893, 6291, 6321, 8127, 10019, 11417, 14679, 18963, 30057, 34251, 44037, 56889, 70133, 90171, 102753, 210399, 270513, 308259, 490931, 631197, 1472793, 1893591, 4418379, 13255137]

約数ペア:

[(1, 13255137), (3, 4418379), (7, 1893591), (9, 1472793), (21, 631197), (27, 490931), (43, 308259), (49, 270513), (63, 210399), (129, 102753), (147, 90171), (189, 70133), (233, 56889), (301, 44037), (387, 34251), (441, 30057), (699, 18963), (903, 14679), (1161, 11417), (1323, 10019), (1631, 8127), (2097, 6321), (2107, 6291), (2709, 4893)]