2011324903

素因数分解:

$7^4\times {\mathrm{107}}^1\times {\mathrm{7829}}^1$

素因数の和:7964

約数の個数: 20

約数和(自身を含む): 2368637640

約数和(自身を除く): 357312737

約数列:

[1, 7, 49, 107, 343, 749, 2401, 5243, 7829, 36701, 54803, 256907, 383621, 837703, 2685347, 5863921, 18797429, 41047447, 287332129, 2011324903]

約数ペア:

[(1, 2011324903), (7, 287332129), (49, 41047447), (107, 18797429), (343, 5863921), (749, 2685347), (2401, 837703), (5243, 383621), (7829, 256907), (36701, 54803)]