81640206

素因数分解:

$2^1\times 3^2\times {\mathrm{617}}^1\times {\mathrm{7351}}^1$

素因数の和:7976

約数の個数: 24

約数和(自身を含む): 177197904

約数和(自身を除く): 95557698

約数列:

[1, 2, 3, 6, 9, 18, 617, 1234, 1851, 3702, 5553, 7351, 11106, 14702, 22053, 44106, 66159, 132318, 4535567, 9071134, 13606701, 27213402, 40820103, 81640206]

約数ペア:

[(1, 81640206), (2, 40820103), (3, 27213402), (6, 13606701), (9, 9071134), (18, 4535567), (617, 132318), (1234, 66159), (1851, 44106), (3702, 22053), (5553, 14702), (7351, 11106)]