2118788161

素因数分解:

$7^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1\times {\mathrm{3911}}^1$

素因数の和:4512

約数の個数: 16

約数和(自身を含む): 2440712448

約数和(自身を除く): 321924287

約数列:

[1, 7, 193, 401, 1351, 2807, 3911, 27377, 77393, 541751, 754823, 1568311, 5283761, 10978177, 302684023, 2118788161]

約数ペア:

[(1, 2118788161), (7, 302684023), (193, 10978177), (401, 5283761), (1351, 1568311), (2807, 754823), (3911, 541751), (27377, 77393)]