51420159

素因数分解:

$3^2\times 7^3\times {\mathrm{16657}}^1$

素因数の和:16684

約数の個数: 24

約数和(自身を含む): 86621600

約数和(自身を除く): 35201441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 16657, 49971, 116599, 149913, 349797, 816193, 1049391, 2448579, 5713351, 7345737, 17140053, 51420159]

約数ペア:

[(1, 51420159), (3, 17140053), (7, 7345737), (9, 5713351), (21, 2448579), (49, 1049391), (63, 816193), (147, 349797), (343, 149913), (441, 116599), (1029, 49971), (3087, 16657)]