28733013

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 42556800

約数和(自身を除く): 13823787

約数列:

[1, 3, 9, 61, 183, 199, 263, 549, 597, 789, 1791, 2367, 12139, 16043, 36417, 48129, 52337, 109251, 144387, 157011, 471033, 3192557, 9577671, 28733013]

約数ペア:

[(1, 28733013), (3, 9577671), (9, 3192557), (61, 471033), (183, 157011), (199, 144387), (263, 109251), (549, 52337), (597, 48129), (789, 36417), (1791, 16043), (2367, 12139)]