205203439

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 257748480

約数和(自身を除く): 52545041

約数列:

[1, 7, 19, 43, 53, 133, 301, 371, 677, 817, 1007, 2279, 4739, 5719, 7049, 12863, 15953, 29111, 35881, 43301, 90041, 203777, 251167, 303107, 553109, 681739, 1542883, 3871763, 4772173, 10800181, 29314777, 205203439]

約数ペア:

[(1, 205203439), (7, 29314777), (19, 10800181), (43, 4772173), (53, 3871763), (133, 1542883), (301, 681739), (371, 553109), (677, 303107), (817, 251167), (1007, 203777), (2279, 90041), (4739, 43301), (5719, 35881), (7049, 29111), (12863, 15953)]