28820786

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{2683}}^1$

素因数の和:2857

約数の個数: 16

約数和(自身を含む): 44640288

約数和(自身を除く): 15819502

約数列:

[1, 2, 41, 82, 131, 262, 2683, 5366, 5371, 10742, 110003, 220006, 351473, 702946, 14410393, 28820786]

約数ペア:

[(1, 28820786), (2, 14410393), (41, 702946), (82, 351473), (131, 220006), (262, 110003), (2683, 10742), (5366, 5371)]