7861191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 12192768

約数和(自身を除く): 4331577

約数列:

[1, 3, 13, 17, 39, 51, 71, 167, 213, 221, 501, 663, 923, 1207, 2171, 2769, 2839, 3621, 6513, 8517, 11857, 15691, 35571, 36907, 47073, 110721, 154141, 201569, 462423, 604707, 2620397, 7861191]

約数ペア:

[(1, 7861191), (3, 2620397), (13, 604707), (17, 462423), (39, 201569), (51, 154141), (71, 110721), (167, 47073), (213, 36907), (221, 35571), (501, 15691), (663, 11857), (923, 8517), (1207, 6513), (2171, 3621), (2769, 2839)]