16981383

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12953}}^1$

素因数の和:12998

約数の個数: 16

約数和(自身を含む): 24871680

約数和(自身を除く): 7890297

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 12953, 38859, 246107, 297919, 738321, 893757, 5660461, 16981383]

約数ペア:

[(1, 16981383), (3, 5660461), (19, 893757), (23, 738321), (57, 297919), (69, 246107), (437, 38859), (1311, 12953)]