821396

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 1522920

約数和(自身を除く): 701524

約数列:

[1, 2, 4, 29, 58, 73, 97, 116, 146, 194, 292, 388, 2117, 2813, 4234, 5626, 7081, 8468, 11252, 14162, 28324, 205349, 410698, 821396]

約数ペア:

[(1, 821396), (2, 410698), (4, 205349), (29, 28324), (58, 14162), (73, 11252), (97, 8468), (116, 7081), (146, 5626), (194, 4234), (292, 2813), (388, 2117)]