201873189

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{6971}}^1$

素因数の和:7185

約数の個数: 24

約数和(自身を含む): 314743968

約数和(自身を除く): 112870779

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 6971, 9653, 20913, 28959, 48797, 146391, 341579, 1024737, 1373287, 4119861, 9613009, 28839027, 67291063, 201873189]

約数ペア:

[(1, 201873189), (3, 67291063), (7, 28839027), (21, 9613009), (49, 4119861), (147, 1373287), (197, 1024737), (591, 341579), (1379, 146391), (4137, 48797), (6971, 28959), (9653, 20913)]