39988785

素因数分解:

$3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4159}}^1$

素因数の和:4808

約数の個数: 16

約数和(自身を含む): 64097280

約数和(自身を除く): 24108495

約数列:

[1, 3, 5, 15, 641, 1923, 3205, 4159, 9615, 12477, 20795, 62385, 2665919, 7997757, 13329595, 39988785]

約数ペア:

[(1, 39988785), (3, 13329595), (5, 7997757), (15, 2665919), (641, 62385), (1923, 20795), (3205, 12477), (4159, 9615)]