1268994715

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 1608076800

約数和(自身を除く): 339082085

約数列:

[1, 5, 43, 59, 71, 215, 295, 355, 1409, 2537, 3053, 4189, 7045, 12685, 15265, 20945, 60587, 83131, 100039, 180127, 302935, 415655, 500195, 900635, 3574633, 4301677, 5902301, 17873165, 21508385, 29511505, 253798943, 1268994715]

約数ペア:

[(1, 1268994715), (5, 253798943), (43, 29511505), (59, 21508385), (71, 17873165), (215, 5902301), (295, 4301677), (355, 3574633), (1409, 900635), (2537, 500195), (3053, 415655), (4189, 302935), (7045, 180127), (12685, 100039), (15265, 83131), (20945, 60587)]