138606908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 270103680

約数和(自身を除く): 131496772

約数列:

[1, 2, 4, 11, 22, 44, 131, 139, 173, 262, 278, 346, 524, 556, 692, 1441, 1529, 1903, 2882, 3058, 3806, 5764, 6116, 7612, 18209, 22663, 24047, 36418, 45326, 48094, 72836, 90652, 96188, 200299, 249293, 264517, 400598, 498586, 529034, 801196, 997172, 1058068, 3150157, 6300314, 12600628, 34651727, 69303454, 138606908]

約数ペア:

[(1, 138606908), (2, 69303454), (4, 34651727), (11, 12600628), (22, 6300314), (44, 3150157), (131, 1058068), (139, 997172), (173, 801196), (262, 529034), (278, 498586), (346, 400598), (524, 264517), (556, 249293), (692, 200299), (1441, 96188), (1529, 90652), (1903, 72836), (2882, 48094), (3058, 45326), (3806, 36418), (5764, 24047), (6116, 22663), (7612, 18209)]