156789297

素因数分解:

$3^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2377}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 266336000

約数和(自身を除く): 109546703

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 349, 1047, 2377, 2443, 3141, 7131, 7329, 9423, 16639, 21393, 21987, 49917, 64179, 65961, 149751, 449253, 829573, 2488719, 5807011, 7466157, 17421033, 22398471, 52263099, 156789297]

約数ペア:

[(1, 156789297), (3, 52263099), (7, 22398471), (9, 17421033), (21, 7466157), (27, 5807011), (63, 2488719), (189, 829573), (349, 449253), (1047, 149751), (2377, 65961), (2443, 64179), (3141, 49917), (7131, 21987), (7329, 21393), (9423, 16639)]