208575255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{104549}}^1$

素因数の和:104583

約数の個数: 32

約数和(自身を含む): 401472000

約数和(自身を除く): 192896745

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 104549, 313647, 522745, 731843, 1568235, 1986431, 2195529, 3659215, 5959293, 9932155, 10977645, 13905017, 29796465, 41715051, 69525085, 208575255]

約数ペア:

[(1, 208575255), (3, 69525085), (5, 41715051), (7, 29796465), (15, 13905017), (19, 10977645), (21, 9932155), (35, 5959293), (57, 3659215), (95, 2195529), (105, 1986431), (133, 1568235), (285, 731843), (399, 522745), (665, 313647), (1995, 104549)]