218212917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{130121}}^1$

素因数の和:130180

約数の個数: 16

約数和(自身を含む): 320620608

約数和(自身を除く): 102407691

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 130121, 390363, 1691573, 5074719, 5595203, 16785609, 72737639, 218212917]

約数ペア:

[(1, 218212917), (3, 72737639), (13, 16785609), (39, 5595203), (43, 5074719), (129, 1691573), (559, 390363), (1677, 130121)]