1940193

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1409}}^1$

素因数の和:1438

約数の個数: 20

約数和(自身を含む): 3070980

約数和(自身を除く): 1130787

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1409, 4227, 12681, 23953, 38043, 71859, 114129, 215577, 646731, 1940193]

約数ペア:

[(1, 1940193), (3, 646731), (9, 215577), (17, 114129), (27, 71859), (51, 38043), (81, 23953), (153, 12681), (459, 4227), (1377, 1409)]