1305243

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 2106000

約数和(自身を除く): 800757

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 449, 969, 1347, 2907, 4041, 7633, 8531, 22899, 25593, 68697, 76779, 145027, 435081, 1305243]

約数ペア:

[(1, 1305243), (3, 435081), (9, 145027), (17, 76779), (19, 68697), (51, 25593), (57, 22899), (153, 8531), (171, 7633), (323, 4041), (449, 2907), (969, 1347)]