261359644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1499}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 564480000

約数和(自身を除く): 303120356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 479, 958, 1499, 1916, 2998, 3353, 5996, 6227, 6706, 10493, 12454, 13412, 19487, 20986, 24908, 38974, 41972, 43589, 77948, 87178, 136409, 174356, 272818, 545636, 718021, 1436042, 2872084, 5026147, 9334273, 10052294, 18668546, 20104588, 37337092, 65339911, 130679822, 261359644]

約数ペア:

[(1, 261359644), (2, 130679822), (4, 65339911), (7, 37337092), (13, 20104588), (14, 18668546), (26, 10052294), (28, 9334273), (52, 5026147), (91, 2872084), (182, 1436042), (364, 718021), (479, 545636), (958, 272818), (1499, 174356), (1916, 136409), (2998, 87178), (3353, 77948), (5996, 43589), (6227, 41972), (6706, 38974), (10493, 24908), (12454, 20986), (13412, 19487)]