528050817

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 884961792

約数和(自身を除く): 356910975

約数列:

[1, 3, 7, 9, 21, 63, 157, 197, 271, 471, 591, 813, 1099, 1379, 1413, 1773, 1897, 2439, 3297, 4137, 5691, 9891, 12411, 17073, 30929, 42547, 53387, 92787, 127641, 160161, 216503, 278361, 297829, 373709, 382923, 480483, 649509, 893487, 1121127, 1948527, 2680461, 3363381, 8381759, 25145277, 58672313, 75435831, 176016939, 528050817]

約数ペア:

[(1, 528050817), (3, 176016939), (7, 75435831), (9, 58672313), (21, 25145277), (63, 8381759), (157, 3363381), (197, 2680461), (271, 1948527), (471, 1121127), (591, 893487), (813, 649509), (1099, 480483), (1379, 382923), (1413, 373709), (1773, 297829), (1897, 278361), (2439, 216503), (3297, 160161), (4137, 127641), (5691, 92787), (9891, 53387), (12411, 42547), (17073, 30929)]