201788455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6229}}^1$

素因数の和:6295

約数の個数: 32

約数和(自身を含む): 287078400

約数和(自身を除く): 85289945

約数列:

[1, 5, 11, 19, 31, 55, 95, 155, 209, 341, 589, 1045, 1705, 2945, 6229, 6479, 31145, 32395, 68519, 118351, 193099, 342595, 591755, 965495, 1301861, 2124089, 3668881, 6509305, 10620445, 18344405, 40357691, 201788455]

約数ペア:

[(1, 201788455), (5, 40357691), (11, 18344405), (19, 10620445), (31, 6509305), (55, 3668881), (95, 2124089), (155, 1301861), (209, 965495), (341, 591755), (589, 342595), (1045, 193099), (1705, 118351), (2945, 68519), (6229, 32395), (6479, 31145)]