490687516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{42403}}^1$

素因数の和:42681

約数の個数: 24

約数和(自身を含む): 940351104

約数和(自身を除く): 449663588

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 2893, 5786, 11572, 42403, 84806, 169612, 466433, 932866, 1865732, 11151989, 22303978, 44607956, 122671879, 245343758, 490687516]

約数ペア:

[(1, 490687516), (2, 245343758), (4, 122671879), (11, 44607956), (22, 22303978), (44, 11151989), (263, 1865732), (526, 932866), (1052, 466433), (2893, 169612), (5786, 84806), (11572, 42403)]