121269519

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{7103}}^1$

素因数の和:7387

約数の個数: 24

約数和(自身を含む): 200957952

約数和(自身を除く): 79688433

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 5691, 7103, 17073, 21309, 49721, 63927, 149163, 447489, 1924913, 5774739, 13474391, 17324217, 40423173, 121269519]

約数ペア:

[(1, 121269519), (3, 40423173), (7, 17324217), (9, 13474391), (21, 5774739), (63, 1924913), (271, 447489), (813, 149163), (1897, 63927), (2439, 49721), (5691, 21309), (7103, 17073)]