68157219

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 101505600

約数和(自身を除く): 33348381

約数列:

[1, 3, 13, 37, 39, 111, 149, 317, 447, 481, 951, 1443, 1937, 4121, 5513, 5811, 11729, 12363, 16539, 35187, 47233, 71669, 141699, 152477, 215007, 457431, 614029, 1747621, 1842087, 5242863, 22719073, 68157219]

約数ペア:

[(1, 68157219), (3, 22719073), (13, 5242863), (37, 1842087), (39, 1747621), (111, 614029), (149, 457431), (317, 215007), (447, 152477), (481, 141699), (951, 71669), (1443, 47233), (1937, 35187), (4121, 16539), (5513, 12363), (5811, 11729)]