289415542

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{19913}}^1$

素因数の和:19984

約数の個数: 24

約数和(自身を含む): 481042584

約数和(自身を除く): 191627042

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 7267, 14534, 19913, 39826, 258869, 517738, 856259, 1712518, 3365297, 6730594, 11131367, 22262734, 144707771, 289415542]

約数ペア:

[(1, 289415542), (2, 144707771), (13, 22262734), (26, 11131367), (43, 6730594), (86, 3365297), (169, 1712518), (338, 856259), (559, 517738), (1118, 258869), (7267, 39826), (14534, 19913)]