15180669

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2638

約数の個数: 32

約数和(自身を含む): 26542080

約数和(自身を除く): 11361411

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 2591, 5859, 7773, 18137, 23319, 54411, 69957, 80321, 163233, 240963, 489699, 562247, 722889, 1686741, 2168667, 5060223, 15180669]

約数ペア:

[(1, 15180669), (3, 5060223), (7, 2168667), (9, 1686741), (21, 722889), (27, 562247), (31, 489699), (63, 240963), (93, 163233), (189, 80321), (217, 69957), (279, 54411), (651, 23319), (837, 18137), (1953, 7773), (2591, 5859)]