31075473

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4261}}^1$

素因数の和:4305

約数の個数: 32

約数和(自身を含む): 51553152

約数和(自身を除く): 20477679

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 4261, 7293, 12783, 46871, 55393, 72437, 140613, 166179, 217311, 609323, 796807, 941681, 1827969, 2390421, 2825043, 10358491, 31075473]

約数ペア:

[(1, 31075473), (3, 10358491), (11, 2825043), (13, 2390421), (17, 1827969), (33, 941681), (39, 796807), (51, 609323), (143, 217311), (187, 166179), (221, 140613), (429, 72437), (561, 55393), (663, 46871), (2431, 12783), (4261, 7293)]