28097073

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{449}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 43173000

約数和(自身を除く): 15075927

約数列:

[1, 3, 9, 17, 51, 153, 409, 449, 1227, 1347, 3681, 4041, 6953, 7633, 20859, 22899, 62577, 68697, 183641, 550923, 1652769, 3121897, 9365691, 28097073]

約数ペア:

[(1, 28097073), (3, 9365691), (9, 3121897), (17, 1652769), (51, 550923), (153, 183641), (409, 68697), (449, 62577), (1227, 22899), (1347, 20859), (3681, 7633), (4041, 6953)]