673370397

素因数分解:

$3^2\times 7^3\times {\mathrm{218131}}^1$

素因数の和:218158

約数の個数: 24

約数和(自身を含む): 1134286400

約数和(自身を除く): 460916003

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 218131, 654393, 1526917, 1963179, 4580751, 10688419, 13742253, 32065257, 74818933, 96195771, 224456799, 673370397]

約数ペア:

[(1, 673370397), (3, 224456799), (7, 96195771), (9, 74818933), (21, 32065257), (49, 13742253), (63, 10688419), (147, 4580751), (343, 1963179), (441, 1526917), (1029, 654393), (3087, 218131)]