26940347

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{1523}}^1$

素因数の和:1575

約数の個数: 18

約数和(自身を含む): 33096708

約数和(自身を除く): 6156361

約数列:

[1, 7, 19, 49, 133, 361, 931, 1523, 2527, 10661, 17689, 28937, 74627, 202559, 549803, 1417913, 3848621, 26940347]

約数ペア:

[(1, 26940347), (7, 3848621), (19, 1417913), (49, 549803), (133, 202559), (361, 74627), (931, 28937), (1523, 17689), (2527, 10661)]