39906945

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22739}}^1$

素因数の和:22766

約数の個数: 32

約数和(自身を含む): 76406400

約数和(自身を除く): 36499455

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 22739, 68217, 113695, 204651, 295607, 341085, 613953, 886821, 1023255, 1478035, 2660463, 3069765, 4434105, 7981389, 13302315, 39906945]

約数ペア:

[(1, 39906945), (3, 13302315), (5, 7981389), (9, 4434105), (13, 3069765), (15, 2660463), (27, 1478035), (39, 1023255), (45, 886821), (65, 613953), (117, 341085), (135, 295607), (195, 204651), (351, 113695), (585, 68217), (1755, 22739)]