15821377

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 19869696

約数和(自身を除く): 4048319

約数列:

[1, 11, 13, 31, 43, 83, 143, 341, 403, 473, 559, 913, 1079, 1333, 2573, 3569, 4433, 6149, 11869, 14663, 17329, 28303, 33449, 39259, 46397, 110639, 190619, 367939, 510367, 1217029, 1438307, 15821377]

約数ペア:

[(1, 15821377), (11, 1438307), (13, 1217029), (31, 510367), (43, 367939), (83, 190619), (143, 110639), (341, 46397), (403, 39259), (473, 33449), (559, 28303), (913, 17329), (1079, 14663), (1333, 11869), (2573, 6149), (3569, 4433)]