2780451544

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{2056547}}^1$

素因数の和:2056579

約数の個数: 24

約数和(自身を含む): 5645224260

約数和(自身を除く): 2864772716

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 2056547, 4113094, 8226188, 16452376, 26735111, 53470222, 106940444, 213880888, 347556443, 695112886, 1390225772, 2780451544]

約数ペア:

[(1, 2780451544), (2, 1390225772), (4, 695112886), (8, 347556443), (13, 213880888), (26, 106940444), (52, 53470222), (104, 26735111), (169, 16452376), (338, 8226188), (676, 4113094), (1352, 2056547)]