171931485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{6637}}^1$

素因数の和:6813

約数の個数: 32

約数和(自身を含む): 302055552

約数和(自身を除く): 130124067

約数列:

[1, 3, 5, 11, 15, 33, 55, 157, 165, 471, 785, 1727, 2355, 5181, 6637, 8635, 19911, 25905, 33185, 73007, 99555, 219021, 365035, 1042009, 1095105, 3126027, 5210045, 11462099, 15630135, 34386297, 57310495, 171931485]

約数ペア:

[(1, 171931485), (3, 57310495), (5, 34386297), (11, 15630135), (15, 11462099), (33, 5210045), (55, 3126027), (157, 1095105), (165, 1042009), (471, 365035), (785, 219021), (1727, 99555), (2355, 73007), (5181, 33185), (6637, 25905), (8635, 19911)]