28207946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2789}}^1$

素因数の和:3193

約数の個数: 16

約数和(自身を含む): 45700200

約数和(自身を除く): 17492254

約数列:

[1, 2, 13, 26, 389, 778, 2789, 5057, 5578, 10114, 36257, 72514, 1084921, 2169842, 14103973, 28207946]

約数ペア:

[(1, 28207946), (2, 14103973), (13, 2169842), (26, 1084921), (389, 72514), (778, 36257), (2789, 10114), (5057, 5578)]