342646

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 16

約数和(自身を含む): 552960

約数和(自身を除く): 210314

約数列:

[1, 2, 19, 38, 71, 127, 142, 254, 1349, 2413, 2698, 4826, 9017, 18034, 171323, 342646]

約数ペア:

[(1, 342646), (2, 171323), (19, 18034), (38, 9017), (71, 4826), (127, 2698), (142, 2413), (254, 1349)]