26985321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 17830359

約数列:

[1, 3, 9, 11, 33, 37, 53, 99, 111, 139, 159, 333, 407, 417, 477, 583, 1221, 1251, 1529, 1749, 1961, 3663, 4587, 5143, 5247, 5883, 7367, 13761, 15429, 17649, 21571, 22101, 46287, 56573, 64713, 66303, 81037, 169719, 194139, 243111, 272579, 509157, 729333, 817737, 2453211, 2998369, 8995107, 26985321]

約数ペア:

[(1, 26985321), (3, 8995107), (9, 2998369), (11, 2453211), (33, 817737), (37, 729333), (53, 509157), (99, 272579), (111, 243111), (139, 194139), (159, 169719), (333, 81037), (407, 66303), (417, 64713), (477, 56573), (583, 46287), (1221, 22101), (1251, 21571), (1529, 17649), (1749, 15429), (1961, 13761), (3663, 7367), (4587, 5883), (5143, 5247)]