180219697

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{159911}}^1$

素因数の和:159948

約数の個数: 12

約数和(自身を含む): 218759616

約数和(自身を除く): 38539919

約数列:

[1, 7, 23, 49, 161, 1127, 159911, 1119377, 3677953, 7835639, 25745671, 180219697]

約数ペア:

[(1, 180219697), (7, 25745671), (23, 7835639), (49, 3677953), (161, 1119377), (1127, 159911)]