40520385

素因数分解:

$3^3\times 5^1\times {\mathrm{300151}}^1$

素因数の和:300165

約数の個数: 16

約数和(自身を含む): 72036480

約数和(自身を除く): 31516095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 300151, 900453, 1500755, 2701359, 4502265, 8104077, 13506795, 40520385]

約数ペア:

[(1, 40520385), (3, 13506795), (5, 8104077), (9, 4502265), (15, 2701359), (27, 1500755), (45, 900453), (135, 300151)]