200291805

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{211949}}^1$

素因数の和:211970

約数の個数: 32

約数和(自身を含む): 406944000

約数和(自身を除く): 206652195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 211949, 635847, 1059745, 1483643, 1907541, 3179235, 4450929, 5722623, 7418215, 9537705, 13352787, 22254645, 28613115, 40058361, 66763935, 200291805]

約数ペア:

[(1, 200291805), (3, 66763935), (5, 40058361), (7, 28613115), (9, 22254645), (15, 13352787), (21, 9537705), (27, 7418215), (35, 5722623), (45, 4450929), (63, 3179235), (105, 1907541), (135, 1483643), (189, 1059745), (315, 635847), (945, 211949)]