18288543

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2215

約数の個数: 32

約数和(自身を含む): 30994432

約数和(自身を除く): 12705889

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2161, 2821, 6483, 8463, 15127, 28093, 45381, 66991, 84279, 196651, 200973, 468937, 589953, 870883, 1406811, 2612649, 6096181, 18288543]

約数ペア:

[(1, 18288543), (3, 6096181), (7, 2612649), (13, 1406811), (21, 870883), (31, 589953), (39, 468937), (91, 200973), (93, 196651), (217, 84279), (273, 66991), (403, 45381), (651, 28093), (1209, 15127), (2161, 8463), (2821, 6483)]