42872697

素因数分解:

$3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1451}}^1$

素因数の和:1538

約数の個数: 36

約数和(自身を含む): 73163376

約数和(自身を除く): 30290679

約数列:

[1, 3, 7, 9, 21, 49, 63, 67, 147, 201, 441, 469, 603, 1407, 1451, 3283, 4221, 4353, 9849, 10157, 13059, 29547, 30471, 71099, 91413, 97217, 213297, 291651, 639891, 680519, 874953, 2041557, 4763633, 6124671, 14290899, 42872697]

約数ペア:

[(1, 42872697), (3, 14290899), (7, 6124671), (9, 4763633), (21, 2041557), (49, 874953), (63, 680519), (67, 639891), (147, 291651), (201, 213297), (441, 97217), (469, 91413), (603, 71099), (1407, 30471), (1451, 29547), (3283, 13059), (4221, 10157), (4353, 9849)]