72389218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{3361}}^1$

素因数の和:3474

約数の個数: 24

約数和(自身を含む): 120729420

約数和(自身を除く): 48340202

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 979, 1958, 3361, 6722, 10769, 21538, 36971, 73942, 299129, 406681, 598258, 813362, 3290419, 6580838, 36194609, 72389218]

約数ペア:

[(1, 72389218), (2, 36194609), (11, 6580838), (22, 3290419), (89, 813362), (121, 598258), (178, 406681), (242, 299129), (979, 73942), (1958, 36971), (3361, 21538), (6722, 10769)]