1900674489

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1\times {\mathrm{1009}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 2918625280

約数和(自身を除く): 1017950791

約数列:

[1, 3, 7, 21, 271, 331, 813, 993, 1009, 1897, 2317, 3027, 5691, 6951, 7063, 21189, 89701, 269103, 273439, 333979, 627907, 820317, 1001937, 1883721, 1914073, 2337853, 5742219, 7013559, 90508309, 271524927, 633558163, 1900674489]

約数ペア:

[(1, 1900674489), (3, 633558163), (7, 271524927), (21, 90508309), (271, 7013559), (331, 5742219), (813, 2337853), (993, 1914073), (1009, 1883721), (1897, 1001937), (2317, 820317), (3027, 627907), (5691, 333979), (6951, 273439), (7063, 269103), (21189, 89701)]