2518621

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 3139200

約数和(自身を除く): 620579

約数列:

[1, 7, 19, 29, 133, 203, 551, 653, 3857, 4571, 12407, 18937, 86849, 132559, 359803, 2518621]

約数ペア:

[(1, 2518621), (7, 359803), (19, 132559), (29, 86849), (133, 18937), (203, 12407), (551, 4571), (653, 3857)]