27720409651

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{206273}}^1$

素因数の和:206946

約数の個数: 16

約数和(自身を含む): 31881709440

約数和(自身を除く): 4161299789

約数列:

[1, 11, 19, 209, 643, 7073, 12217, 134387, 206273, 2269003, 3919187, 43111057, 132633539, 1458968929, 2520037241, 27720409651]

約数ペア:

[(1, 27720409651), (11, 2520037241), (19, 1458968929), (209, 132633539), (643, 43111057), (7073, 3919187), (12217, 2269003), (134387, 206273)]