13678049205

素因数分解:

$3^4\times 5^1\times {\mathrm{33772961}}^1$

素因数の和:33772978

約数の個数: 20

約数和(自身を含む): 24519170412

約数和(自身を除く): 10841121207

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 33772961, 101318883, 168864805, 303956649, 506594415, 911869947, 1519783245, 2735609841, 4559349735, 13678049205]

約数ペア:

[(1, 13678049205), (3, 4559349735), (5, 2735609841), (9, 1519783245), (15, 911869947), (27, 506594415), (45, 303956649), (81, 168864805), (135, 101318883), (405, 33772961)]