319154979

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 509120640

約数和(自身を除く): 189965661

約数列:

[1, 3, 11, 13, 33, 39, 89, 143, 169, 267, 429, 507, 643, 979, 1157, 1859, 1929, 2937, 3471, 5577, 7073, 8359, 12727, 15041, 21219, 25077, 38181, 45123, 57227, 91949, 108667, 165451, 171681, 275847, 326001, 496353, 629497, 743951, 1195337, 1888491, 2231853, 3586011, 8183461, 9671363, 24550383, 29014089, 106384993, 319154979]

約数ペア:

[(1, 319154979), (3, 106384993), (11, 29014089), (13, 24550383), (33, 9671363), (39, 8183461), (89, 3586011), (143, 2231853), (169, 1888491), (267, 1195337), (429, 743951), (507, 629497), (643, 496353), (979, 326001), (1157, 275847), (1859, 171681), (1929, 165451), (2937, 108667), (3471, 91949), (5577, 57227), (7073, 45123), (8359, 38181), (12727, 25077), (15041, 21219)]