49720881

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 77529088

約数和(自身を除く): 27808207

約数列:

[1, 3, 7, 21, 103, 127, 181, 309, 381, 543, 721, 889, 1267, 2163, 2667, 3801, 13081, 18643, 22987, 39243, 55929, 68961, 91567, 130501, 160909, 274701, 391503, 482727, 2367661, 7102983, 16573627, 49720881]

約数ペア:

[(1, 49720881), (3, 16573627), (7, 7102983), (21, 2367661), (103, 482727), (127, 391503), (181, 274701), (309, 160909), (381, 130501), (543, 91567), (721, 68961), (889, 55929), (1267, 39243), (2163, 22987), (2667, 18643), (3801, 13081)]