1456281

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 2223936

約数和(自身を除く): 767655

約数列:

[1, 3, 9, 43, 53, 71, 129, 159, 213, 387, 477, 639, 2279, 3053, 3763, 6837, 9159, 11289, 20511, 27477, 33867, 161809, 485427, 1456281]

約数ペア:

[(1, 1456281), (3, 485427), (9, 161809), (43, 33867), (53, 27477), (71, 20511), (129, 11289), (159, 9159), (213, 6837), (387, 3763), (477, 3053), (639, 2279)]