975988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^2$

素因数の和:291

約数の個数: 18

約数和(自身を含む): 1852886

約数和(自身を除く): 876898

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 18769, 37538, 75076, 243997, 487994, 975988]

約数ペア:

[(1, 975988), (2, 487994), (4, 243997), (13, 75076), (26, 37538), (52, 18769), (137, 7124), (274, 3562), (548, 1781)]