81316287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40883}}^1$

素因数の和:40919

約数の個数: 24

約数和(自身を含む): 133935984

約数和(自身を除く): 52619697

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 40883, 122649, 367947, 531479, 695011, 1594437, 2085033, 4783311, 6255099, 9035143, 27105429, 81316287]

約数ペア:

[(1, 81316287), (3, 27105429), (9, 9035143), (13, 6255099), (17, 4783311), (39, 2085033), (51, 1594437), (117, 695011), (153, 531479), (221, 367947), (663, 122649), (1989, 40883)]