157056081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 279595008

約数和(自身を除く): 122538927

約数列:

[1, 3, 7, 13, 17, 21, 39, 43, 51, 91, 119, 129, 221, 273, 301, 357, 559, 663, 731, 787, 903, 1547, 1677, 2193, 2361, 3913, 4641, 5117, 5509, 9503, 10231, 11739, 13379, 15351, 16527, 28509, 30693, 33841, 40137, 66521, 71617, 93653, 101523, 173927, 199563, 214851, 236887, 280959, 439933, 521781, 575297, 710661, 1217489, 1319799, 1725891, 3079531, 3652467, 4027079, 7478861, 9238593, 12081237, 22436583, 52352027, 157056081]

約数ペア:

[(1, 157056081), (3, 52352027), (7, 22436583), (13, 12081237), (17, 9238593), (21, 7478861), (39, 4027079), (43, 3652467), (51, 3079531), (91, 1725891), (119, 1319799), (129, 1217489), (221, 710661), (273, 575297), (301, 521781), (357, 439933), (559, 280959), (663, 236887), (731, 214851), (787, 199563), (903, 173927), (1547, 101523), (1677, 93653), (2193, 71617), (2361, 66521), (3913, 40137), (4641, 33841), (5117, 30693), (5509, 28509), (9503, 16527), (10231, 15351), (11739, 13379)]