15778287

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2693}}^1$

素因数の和:2740

約数の個数: 32

約数和(自身を含む): 27586560

約数和(自身を除く): 11808273

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 2693, 5859, 8079, 18851, 24237, 56553, 72711, 83483, 169659, 250449, 508977, 584381, 751347, 1753143, 2254041, 5259429, 15778287]

約数ペア:

[(1, 15778287), (3, 5259429), (7, 2254041), (9, 1753143), (21, 751347), (27, 584381), (31, 508977), (63, 250449), (93, 169659), (189, 83483), (217, 72711), (279, 56553), (651, 24237), (837, 18851), (1953, 8079), (2693, 5859)]