18448712821

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{1980113}}^1$

素因数の和:1980153

約数の個数: 16

約数和(自身を含む): 23191095168

約数和(自身を除く): 4742382347

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 1980113, 13860791, 21781243, 152468701, 239593673, 1677155711, 2635530403, 18448712821]

約数ペア:

[(1, 18448712821), (7, 2635530403), (11, 1677155711), (77, 239593673), (121, 152468701), (847, 21781243), (1331, 13860791), (9317, 1980113)]