155372287

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1993}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 190036176

約数和(自身を除く): 34663889

約数列:

[1, 7, 37, 43, 49, 259, 301, 1591, 1813, 1993, 2107, 11137, 13951, 73741, 77959, 85699, 97657, 516187, 599893, 3170863, 3613309, 4199251, 22196041, 155372287]

約数ペア:

[(1, 155372287), (7, 22196041), (37, 4199251), (43, 3613309), (49, 3170863), (259, 599893), (301, 516187), (1591, 97657), (1813, 85699), (1993, 77959), (2107, 73741), (11137, 13951)]