208984919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47143}}^1$

素因数の和:47198

約数の個数: 16

約数和(自身を含む): 253446144

約数和(自身を除く): 44461225

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 47143, 518573, 612859, 1461433, 6741449, 16075763, 18998629, 208984919]

約数ペア:

[(1, 208984919), (11, 18998629), (13, 16075763), (31, 6741449), (143, 1461433), (341, 612859), (403, 518573), (4433, 47143)]