204557423

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1583

約数の個数: 24

約数和(自身を含む): 251159328

約数和(自身を除く): 46601905

約数列:

[1, 7, 23, 37, 161, 259, 529, 851, 1493, 3703, 5957, 10451, 19573, 34339, 55241, 137011, 240373, 386687, 789797, 1270543, 5528579, 8893801, 29222489, 204557423]

約数ペア:

[(1, 204557423), (7, 29222489), (23, 8893801), (37, 5528579), (161, 1270543), (259, 789797), (529, 386687), (851, 240373), (1493, 137011), (3703, 55241), (5957, 34339), (10451, 19573)]