1215993818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{6287}}^1$

素因数の和:6518

約数の個数: 32

約数和(自身を含む): 2021918976

約数和(自身を除く): 805925158

約数列:

[1, 2, 13, 26, 43, 86, 173, 346, 559, 1118, 2249, 4498, 6287, 7439, 12574, 14878, 81731, 96707, 163462, 193414, 270341, 540682, 1087651, 2175302, 3514433, 7028866, 14139463, 28278926, 46768993, 93537986, 607996909, 1215993818]

約数ペア:

[(1, 1215993818), (2, 607996909), (13, 93537986), (26, 46768993), (43, 28278926), (86, 14139463), (173, 7028866), (346, 3514433), (559, 2175302), (1118, 1087651), (2249, 540682), (4498, 270341), (6287, 193414), (7439, 163462), (12574, 96707), (14878, 81731)]