1312389

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{3739}}^1$

素因数の和:3761

約数の個数: 16

約数和(自身を含む): 2094400

約数和(自身を除く): 782011

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 3739, 11217, 33651, 48607, 100953, 145821, 437463, 1312389]

約数ペア:

[(1, 1312389), (3, 437463), (9, 145821), (13, 100953), (27, 48607), (39, 33651), (117, 11217), (351, 3739)]