78420303

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 130908960

約数和(自身を除く): 52488657

約数列:

[1, 3, 9, 13, 17, 39, 51, 89, 117, 153, 221, 267, 443, 663, 801, 1157, 1329, 1513, 1989, 3471, 3987, 4539, 5759, 7531, 10413, 13617, 17277, 19669, 22593, 39427, 51831, 59007, 67779, 97903, 118281, 177021, 293709, 354843, 512551, 670259, 881127, 1537653, 2010777, 4612959, 6032331, 8713367, 26140101, 78420303]

約数ペア:

[(1, 78420303), (3, 26140101), (9, 8713367), (13, 6032331), (17, 4612959), (39, 2010777), (51, 1537653), (89, 881127), (117, 670259), (153, 512551), (221, 354843), (267, 293709), (443, 177021), (663, 118281), (801, 97903), (1157, 67779), (1329, 59007), (1513, 51831), (1989, 39427), (3471, 22593), (3987, 19669), (4539, 17277), (5759, 13617), (7531, 10413)]