12405428

素因数分解:

$2^2\times 7^2\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:564

約数の個数: 36

約数和(自身を含む): 25472160

約数和(自身を除く): 13066732

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 167, 196, 334, 379, 668, 758, 1169, 1516, 2338, 2653, 4676, 5306, 8183, 10612, 16366, 18571, 32732, 37142, 63293, 74284, 126586, 253172, 443051, 886102, 1772204, 3101357, 6202714, 12405428]

約数ペア:

[(1, 12405428), (2, 6202714), (4, 3101357), (7, 1772204), (14, 886102), (28, 443051), (49, 253172), (98, 126586), (167, 74284), (196, 63293), (334, 37142), (379, 32732), (668, 18571), (758, 16366), (1169, 10612), (1516, 8183), (2338, 5306), (2653, 4676)]