1276857

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:178

約数の個数: 24

約数和(自身を含む): 2011680

約数和(自身を除く): 734823

約数列:

[1, 3, 9, 19, 27, 57, 131, 171, 361, 393, 513, 1083, 1179, 2489, 3249, 3537, 7467, 9747, 22401, 47291, 67203, 141873, 425619, 1276857]

約数ペア:

[(1, 1276857), (3, 425619), (9, 141873), (19, 67203), (27, 47291), (57, 22401), (131, 9747), (171, 7467), (361, 3537), (393, 3249), (513, 2489), (1083, 1179)]