28245861

素因数分解:

$3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{751}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 48128000

約数和(自身を除く): 19882139

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 199, 597, 751, 1393, 1791, 2253, 4179, 5257, 5373, 6759, 12537, 15771, 20277, 37611, 47313, 141939, 149449, 448347, 1046143, 1345041, 3138429, 4035123, 9415287, 28245861]

約数ペア:

[(1, 28245861), (3, 9415287), (7, 4035123), (9, 3138429), (21, 1345041), (27, 1046143), (63, 448347), (189, 149449), (199, 141939), (597, 47313), (751, 37611), (1393, 20277), (1791, 15771), (2253, 12537), (4179, 6759), (5257, 5373)]