16531463

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 20643840

約数和(自身を除く): 4112377

約数列:

[1, 13, 17, 19, 31, 127, 221, 247, 323, 403, 527, 589, 1651, 2159, 2413, 3937, 4199, 6851, 7657, 10013, 28067, 31369, 41021, 51181, 66929, 74803, 130169, 533273, 870077, 972439, 1271651, 16531463]

約数ペア:

[(1, 16531463), (13, 1271651), (17, 972439), (19, 870077), (31, 533273), (127, 130169), (221, 74803), (247, 66929), (323, 51181), (403, 41021), (527, 31369), (589, 28067), (1651, 10013), (2159, 7657), (2413, 6851), (3937, 4199)]