8204721

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16987}}^1$

素因数の和:17020

約数の個数: 16

約数和(自身を含む): 13046784

約数和(自身を除く): 4842063

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 16987, 50961, 118909, 356727, 390701, 1172103, 2734907, 8204721]

約数ペア:

[(1, 8204721), (3, 2734907), (7, 1172103), (21, 390701), (23, 356727), (69, 118909), (161, 50961), (483, 16987)]