8991002739887

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3089}}^1\times {\mathrm{661061}}^1$

素因数の和:664211

約数の個数: 32

約数和(自身を含む): 11177553605760

約数和(自身を除く): 2186550865873

約数列:

[1, 7, 17, 37, 119, 259, 629, 3089, 4403, 21623, 52513, 114293, 367591, 661061, 800051, 1942981, 4627427, 11238037, 13600867, 24459257, 78666259, 171214799, 415807369, 2042017429, 2910651583, 14294122003, 34714296293, 75554644873, 243000074051, 528882514111, 1284428962841, 8991002739887]

約数ペア:

[(1, 8991002739887), (7, 1284428962841), (17, 528882514111), (37, 243000074051), (119, 75554644873), (259, 34714296293), (629, 14294122003), (3089, 2910651583), (4403, 2042017429), (21623, 415807369), (52513, 171214799), (114293, 78666259), (367591, 24459257), (661061, 13600867), (800051, 11238037), (1942981, 4627427)]