13945491

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 25272000

約数和(自身を除く): 11326509

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 449, 493, 609, 1071, 1347, 1479, 1827, 3143, 3451, 4041, 4437, 7633, 9429, 10353, 13021, 22899, 28287, 31059, 39063, 53431, 68697, 91147, 117189, 160293, 221357, 273441, 480879, 664071, 820323, 1549499, 1992213, 4648497, 13945491]

約数ペア:

[(1, 13945491), (3, 4648497), (7, 1992213), (9, 1549499), (17, 820323), (21, 664071), (29, 480879), (51, 273441), (63, 221357), (87, 160293), (119, 117189), (153, 91147), (203, 68697), (261, 53431), (357, 39063), (449, 31059), (493, 28287), (609, 22899), (1071, 13021), (1347, 10353), (1479, 9429), (1827, 7633), (3143, 4437), (3451, 4041)]