12975347

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 17472000

約数和(自身を除く): 4496653

約数列:

[1, 7, 11, 19, 49, 77, 133, 181, 209, 343, 539, 931, 1267, 1463, 1991, 3439, 3773, 6517, 8869, 10241, 13937, 24073, 37829, 62083, 71687, 97559, 168511, 264803, 682913, 1179577, 1853621, 12975347]

約数ペア:

[(1, 12975347), (7, 1853621), (11, 1179577), (19, 682913), (49, 264803), (77, 168511), (133, 97559), (181, 71687), (209, 62083), (343, 37829), (539, 24073), (931, 13937), (1267, 10241), (1463, 8869), (1991, 6517), (3439, 3773)]