200972205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{212669}}^1$

素因数の和:212690

約数の個数: 32

約数和(自身を含む): 408326400

約数和(自身を除く): 207354195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 212669, 638007, 1063345, 1488683, 1914021, 3190035, 4466049, 5742063, 7443415, 9570105, 13398147, 22330245, 28710315, 40194441, 66990735, 200972205]

約数ペア:

[(1, 200972205), (3, 66990735), (5, 40194441), (7, 28710315), (9, 22330245), (15, 13398147), (21, 9570105), (27, 7443415), (35, 5742063), (45, 4466049), (63, 3190035), (105, 1914021), (135, 1488683), (189, 1063345), (315, 638007), (945, 212669)]