171883452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20789}}^1$

素因数の和:20862

約数の個数: 48

約数和(自身を含む): 440082720

約数和(自身を除く): 268199268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 4134, 8268, 20789, 41578, 62367, 83156, 124734, 249468, 270257, 540514, 810771, 1081028, 1101817, 1621542, 2203634, 3243084, 3305451, 4407268, 6610902, 13221804, 14323621, 28647242, 42970863, 57294484, 85941726, 171883452]

約数ペア:

[(1, 171883452), (2, 85941726), (3, 57294484), (4, 42970863), (6, 28647242), (12, 14323621), (13, 13221804), (26, 6610902), (39, 4407268), (52, 3305451), (53, 3243084), (78, 2203634), (106, 1621542), (156, 1101817), (159, 1081028), (212, 810771), (318, 540514), (636, 270257), (689, 249468), (1378, 124734), (2067, 83156), (2756, 62367), (4134, 41578), (8268, 20789)]