423586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 16

約数和(自身を含む): 682560

約数和(自身を除く): 258974

約数列:

[1, 2, 19, 38, 71, 142, 157, 314, 1349, 2698, 2983, 5966, 11147, 22294, 211793, 423586]

約数ペア:

[(1, 423586), (2, 211793), (19, 22294), (38, 11147), (71, 5966), (142, 2983), (157, 2698), (314, 1349)]