538330947

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{7591}}^1$

素因数の和:7919

約数の個数: 32

約数和(自身を含む): 897921024

約数和(自身を除く): 359590077

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 307, 921, 2149, 3377, 6447, 7591, 10131, 22773, 23639, 53137, 70917, 83501, 159411, 250503, 584507, 1753521, 2330437, 6991311, 16313059, 25634807, 48939177, 76904421, 179443649, 538330947]

約数ペア:

[(1, 538330947), (3, 179443649), (7, 76904421), (11, 48939177), (21, 25634807), (33, 16313059), (77, 6991311), (231, 2330437), (307, 1753521), (921, 584507), (2149, 250503), (3377, 159411), (6447, 83501), (7591, 70917), (10131, 53137), (22773, 23639)]