13255569

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{5279}}^1$

素因数の和:5322

約数の個数: 20

約数和(自身を含む): 20444160

約数和(自身を除く): 7188591

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 5279, 15837, 47511, 142533, 163649, 427599, 490947, 1472841, 4418523, 13255569]

約数ペア:

[(1, 13255569), (3, 4418523), (9, 1472841), (27, 490947), (31, 427599), (81, 163649), (93, 142533), (279, 47511), (837, 15837), (2511, 5279)]