2157123850959

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{491484131}}^1$

素因数の和:491484171

約数の個数: 32

約数和(自身を含む): 3774598133760

約数和(自身を除く): 1617474282801

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 491484131, 1474452393, 3440388917, 5406325441, 9338198489, 10321166751, 16218976323, 28014595467, 37844278087, 65367389423, 102720183379, 113532834261, 196102168269, 308160550137, 719041283653, 2157123850959]

約数ペア:

[(1, 2157123850959), (3, 719041283653), (7, 308160550137), (11, 196102168269), (19, 113532834261), (21, 102720183379), (33, 65367389423), (57, 37844278087), (77, 28014595467), (133, 16218976323), (209, 10321166751), (231, 9338198489), (399, 5406325441), (627, 3440388917), (1463, 1474452393), (4389, 491484131)]