278360631

素因数分解:

$3^6\times {\mathrm{271}}^1\times {\mathrm{1409}}^1$

素因数の和:1698

約数の個数: 28

約数和(自身を含む): 419187360

約数和(自身を除く): 140826729

約数列:

[1, 3, 9, 27, 81, 243, 271, 729, 813, 1409, 2439, 4227, 7317, 12681, 21951, 38043, 65853, 114129, 197559, 342387, 381839, 1027161, 1145517, 3436551, 10309653, 30928959, 92786877, 278360631]

約数ペア:

[(1, 278360631), (3, 92786877), (9, 30928959), (27, 10309653), (81, 3436551), (243, 1145517), (271, 1027161), (729, 381839), (813, 342387), (1409, 197559), (2439, 114129), (4227, 65853), (7317, 38043), (12681, 21951)]