12656259

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2609}}^1$

素因数の和:2640

約数の個数: 36

約数和(自身を含む): 23208120

約数和(自身を除く): 10551861

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 2609, 4851, 7827, 18263, 23481, 28699, 54789, 86097, 127841, 164367, 200893, 258291, 383523, 602679, 1150569, 1406251, 1808037, 4218753, 12656259]

約数ペア:

[(1, 12656259), (3, 4218753), (7, 1808037), (9, 1406251), (11, 1150569), (21, 602679), (33, 383523), (49, 258291), (63, 200893), (77, 164367), (99, 127841), (147, 86097), (231, 54789), (441, 28699), (539, 23481), (693, 18263), (1617, 7827), (2609, 4851)]