208833219

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{194989}}^1$

素因数の和:195019

約数の個数: 24

約数和(自身を含む): 365021280

約数和(自身を除く): 156188061

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 194989, 584967, 1364923, 1754901, 3314813, 4094769, 9944439, 12284307, 23203691, 29833317, 69611073, 208833219]

約数ペア:

[(1, 208833219), (3, 69611073), (7, 29833317), (9, 23203691), (17, 12284307), (21, 9944439), (51, 4094769), (63, 3314813), (119, 1754901), (153, 1364923), (357, 584967), (1071, 194989)]