12728072

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1361}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 27457920

約数和(自身を除く): 14729848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 1361, 2338, 2722, 4676, 5444, 9352, 9527, 10888, 19054, 38108, 76216, 227287, 454574, 909148, 1591009, 1818296, 3182018, 6364036, 12728072]

約数ペア:

[(1, 12728072), (2, 6364036), (4, 3182018), (7, 1818296), (8, 1591009), (14, 909148), (28, 454574), (56, 227287), (167, 76216), (334, 38108), (668, 19054), (1169, 10888), (1336, 9527), (1361, 9352), (2338, 5444), (2722, 4676)]