13309989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 22327296

約数和(自身を除く): 9017307

約数列:

[1, 3, 7, 11, 21, 33, 77, 157, 231, 367, 471, 1099, 1101, 1727, 2569, 3297, 4037, 5181, 7707, 12089, 12111, 28259, 36267, 57619, 84777, 172857, 403333, 633809, 1209999, 1901427, 4436663, 13309989]

約数ペア:

[(1, 13309989), (3, 4436663), (7, 1901427), (11, 1209999), (21, 633809), (33, 403333), (77, 172857), (157, 84777), (231, 57619), (367, 36267), (471, 28259), (1099, 12111), (1101, 12089), (1727, 7707), (2569, 5181), (3297, 4037)]