257098185

素因数分解:

$3^3\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{1489}}^1$

素因数の和:2782

約数の個数: 32

約数和(自身を含む): 457728000

約数和(自身を除く): 200629815

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1279, 1489, 3837, 4467, 6395, 7445, 11511, 13401, 19185, 22335, 34533, 40203, 57555, 67005, 172665, 201015, 1904431, 5713293, 9522155, 17139879, 28566465, 51419637, 85699395, 257098185]

約数ペア:

[(1, 257098185), (3, 85699395), (5, 51419637), (9, 28566465), (15, 17139879), (27, 9522155), (45, 5713293), (135, 1904431), (1279, 201015), (1489, 172665), (3837, 67005), (4467, 57555), (6395, 40203), (7445, 34533), (11511, 22335), (13401, 19185)]