23778937

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 8880263

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 809, 1547, 1729, 2261, 4199, 5663, 10517, 13753, 15371, 29393, 73619, 96271, 107597, 178789, 199823, 261307, 1251523, 1398761, 1829149, 3396991, 23778937]

約数ペア:

[(1, 23778937), (7, 3396991), (13, 1829149), (17, 1398761), (19, 1251523), (91, 261307), (119, 199823), (133, 178789), (221, 107597), (247, 96271), (323, 73619), (809, 29393), (1547, 15371), (1729, 13753), (2261, 10517), (4199, 5663)]