28540902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1531}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 61770240

約数和(自身を除く): 33229338

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239, 478, 717, 1434, 1531, 3062, 3107, 4593, 6214, 9186, 9321, 18642, 19903, 39806, 59709, 119418, 365909, 731818, 1097727, 2195454, 4756817, 9513634, 14270451, 28540902]

約数ペア:

[(1, 28540902), (2, 14270451), (3, 9513634), (6, 4756817), (13, 2195454), (26, 1097727), (39, 731818), (78, 365909), (239, 119418), (478, 59709), (717, 39806), (1434, 19903), (1531, 18642), (3062, 9321), (3107, 9186), (4593, 6214)]