978261911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{547}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 1157376000

約数和(自身を除く): 179114089

約数列:

[1, 11, 19, 43, 199, 209, 473, 547, 817, 2189, 3781, 6017, 8557, 8987, 10393, 23521, 41591, 94127, 108853, 114323, 162583, 258731, 446899, 1197383, 1788413, 2068207, 4680679, 4915889, 22750277, 51487469, 88932901, 978261911]

約数ペア:

[(1, 978261911), (11, 88932901), (19, 51487469), (43, 22750277), (199, 4915889), (209, 4680679), (473, 2068207), (547, 1788413), (817, 1197383), (2189, 446899), (3781, 258731), (6017, 162583), (8557, 114323), (8987, 108853), (10393, 94127), (23521, 41591)]