6561945

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3739}}^1$

素因数の和:3766

約数の個数: 32

約数和(自身を含む): 12566400

約数和(自身を除く): 6004455

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 3739, 11217, 18695, 33651, 48607, 56085, 100953, 145821, 168255, 243035, 437463, 504765, 729105, 1312389, 2187315, 6561945]

約数ペア:

[(1, 6561945), (3, 2187315), (5, 1312389), (9, 729105), (13, 504765), (15, 437463), (27, 243035), (39, 168255), (45, 145821), (65, 100953), (117, 56085), (135, 48607), (195, 33651), (351, 18695), (585, 11217), (1755, 3739)]