2013221693

素因数分解:

$7^4\times {\mathrm{463}}^1\times {\mathrm{1811}}^1$

素因数の和:2302

約数の個数: 20

約数和(自身を含む): 2354991168

約数和(自身を除く): 341769475

約数列:

[1, 7, 49, 343, 463, 1811, 2401, 3241, 12677, 22687, 88739, 158809, 621173, 838493, 1111663, 4348211, 5869451, 41086157, 287603099, 2013221693]

約数ペア:

[(1, 2013221693), (7, 287603099), (49, 41086157), (343, 5869451), (463, 4348211), (1811, 1111663), (2401, 838493), (3241, 621173), (12677, 158809), (22687, 88739)]