13442193

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{631}}^1$

素因数の和:906

約数の個数: 20

約数和(自身を含む): 20188608

約数和(自身を除く): 6746415

約数列:

[1, 3, 9, 27, 81, 263, 631, 789, 1893, 2367, 5679, 7101, 17037, 21303, 51111, 165953, 497859, 1493577, 4480731, 13442193]

約数ペア:

[(1, 13442193), (3, 4480731), (9, 1493577), (27, 497859), (81, 165953), (263, 51111), (631, 21303), (789, 17037), (1893, 7101), (2367, 5679)]