157212821

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{28631}}^1$

素因数の和:28684

約数の個数: 12

約数和(自身を含む): 175800480

約数和(自身を除く): 18587659

約数列:

[1, 17, 19, 289, 323, 5491, 28631, 486727, 543989, 8274359, 9247813, 157212821]

約数ペア:

[(1, 157212821), (17, 9247813), (19, 8274359), (289, 543989), (323, 486727), (5491, 28631)]