8420553

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2141}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 13366080

約数和(自身を除く): 4945527

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 2141, 3933, 6423, 19269, 40679, 49243, 122037, 147729, 366111, 443187, 935617, 2806851, 8420553]

約数ペア:

[(1, 8420553), (3, 2806851), (9, 935617), (19, 443187), (23, 366111), (57, 147729), (69, 122037), (171, 49243), (207, 40679), (437, 19269), (1311, 6423), (2141, 3933)]