254241

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 412776

約数和(自身を除く): 158535

約数列:

[1, 3, 9, 13, 39, 41, 53, 117, 123, 159, 369, 477, 533, 689, 1599, 2067, 2173, 4797, 6201, 6519, 19557, 28249, 84747, 254241]

約数ペア:

[(1, 254241), (3, 84747), (9, 28249), (13, 19557), (39, 6519), (41, 6201), (53, 4797), (117, 2173), (123, 2067), (159, 1599), (369, 689), (477, 533)]