202389273

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{131507}}^1$

素因数の和:131538

約数の個数: 20

約数和(自身を含む): 318249360

約数和(自身を除く): 115860087

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 131507, 394521, 1183563, 2498633, 3550689, 7495899, 10652067, 22487697, 67463091, 202389273]

約数ペア:

[(1, 202389273), (3, 67463091), (9, 22487697), (19, 10652067), (27, 7495899), (57, 3550689), (81, 2498633), (171, 1183563), (513, 394521), (1539, 131507)]