13334321

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 18467316

約数和(自身を除く): 5132995

約数列:

[1, 7, 11, 13, 49, 77, 91, 121, 143, 173, 539, 637, 847, 1001, 1211, 1573, 1903, 2249, 5929, 7007, 8477, 11011, 13321, 15743, 20933, 24739, 77077, 93247, 110201, 146531, 173173, 272129, 1025717, 1212211, 1904903, 13334321]

約数ペア:

[(1, 13334321), (7, 1904903), (11, 1212211), (13, 1025717), (49, 272129), (77, 173173), (91, 146531), (121, 110201), (143, 93247), (173, 77077), (539, 24739), (637, 20933), (847, 15743), (1001, 13321), (1211, 11011), (1573, 8477), (1903, 7007), (2249, 5929)]