13579713

素因数分解:

$3^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 23587200

約数和(自身を除く): 10007487

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 83, 147, 159, 249, 343, 371, 441, 477, 581, 747, 1029, 1113, 1743, 2597, 3087, 3339, 4067, 4399, 5229, 7791, 12201, 13197, 18179, 23373, 28469, 30793, 36603, 39591, 54537, 85407, 92379, 163611, 215551, 256221, 277137, 646653, 1508857, 1939959, 4526571, 13579713]

約数ペア:

[(1, 13579713), (3, 4526571), (7, 1939959), (9, 1508857), (21, 646653), (49, 277137), (53, 256221), (63, 215551), (83, 163611), (147, 92379), (159, 85407), (249, 54537), (343, 39591), (371, 36603), (441, 30793), (477, 28469), (581, 23373), (747, 18179), (1029, 13197), (1113, 12201), (1743, 7791), (2597, 5229), (3087, 4399), (3339, 4067)]