2116788779

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{81973}}^1$

素因数の和:82035

約数の個数: 24

約数和(自身を含む): 2691370368

約数和(自身を除く): 574581589

約数列:

[1, 7, 17, 31, 49, 119, 217, 527, 833, 1519, 3689, 25823, 81973, 573811, 1393541, 2541163, 4016677, 9754787, 17788141, 43199771, 68283509, 124516987, 302398397, 2116788779]

約数ペア:

[(1, 2116788779), (7, 302398397), (17, 124516987), (31, 68283509), (49, 43199771), (119, 17788141), (217, 9754787), (527, 4016677), (833, 2541163), (1519, 1393541), (3689, 573811), (25823, 81973)]