2017702449

素因数分解:

$3^2\times 7^2\times {\mathrm{4575289}}^1$

素因数の和:4575309

約数の個数: 18

約数和(自身を含む): 3390289890

約数和(自身を除く): 1372587441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4575289, 13725867, 32027023, 41177601, 96081069, 224189161, 288243207, 672567483, 2017702449]

約数ペア:

[(1, 2017702449), (3, 672567483), (7, 288243207), (9, 224189161), (21, 96081069), (49, 41177601), (63, 32027023), (147, 13725867), (441, 4575289)]