518677257

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{12149}}^1$

素因数の和:12285

約数の個数: 32

約数和(自身を含む): 839808000

約数和(自身を除く): 321130743

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 2033, 2247, 6099, 12149, 14231, 36447, 42693, 85043, 230831, 255129, 692493, 1299943, 1615817, 3899829, 4847451, 9099601, 24698917, 27298803, 74096751, 172892419, 518677257]

約数ペア:

[(1, 518677257), (3, 172892419), (7, 74096751), (19, 27298803), (21, 24698917), (57, 9099601), (107, 4847451), (133, 3899829), (321, 1615817), (399, 1299943), (749, 692493), (2033, 255129), (2247, 230831), (6099, 85043), (12149, 42693), (14231, 36447)]