42421688

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{38149}}^1$

素因数の和:38294

約数の個数: 16

約数和(自身を含む): 80115000

約数和(自身を除く): 37693312

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 38149, 76298, 152596, 305192, 5302711, 10605422, 21210844, 42421688]

約数ペア:

[(1, 42421688), (2, 21210844), (4, 10605422), (8, 5302711), (139, 305192), (278, 152596), (556, 76298), (1112, 38149)]