27870808

素因数分解:

$2^3\times 7^4\times {\mathrm{1451}}^1$

素因数の和:1485

約数の個数: 40

約数和(自身を含む): 61005780

約数和(自身を除く): 33134972

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 1451, 2401, 2744, 2902, 4802, 5804, 9604, 10157, 11608, 19208, 20314, 40628, 71099, 81256, 142198, 284396, 497693, 568792, 995386, 1990772, 3483851, 3981544, 6967702, 13935404, 27870808]

約数ペア:

[(1, 27870808), (2, 13935404), (4, 6967702), (7, 3981544), (8, 3483851), (14, 1990772), (28, 995386), (49, 568792), (56, 497693), (98, 284396), (196, 142198), (343, 81256), (392, 71099), (686, 40628), (1372, 20314), (1451, 19208), (2401, 11608), (2744, 10157), (2902, 9604), (4802, 5804)]