261036221

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{3631}}^1$

素因数の和:3764

約数の個数: 16

約数和(自身を含む): 281552640

約数和(自身を除く): 20516419

約数列:

[1, 29, 37, 67, 1073, 1943, 2479, 3631, 71891, 105299, 134347, 243277, 3896063, 7055033, 9001249, 261036221]

約数ペア:

[(1, 261036221), (29, 9001249), (37, 7055033), (67, 3896063), (1073, 243277), (1943, 134347), (2479, 105299), (3631, 71891)]