419661

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 690144

約数和(自身を除く): 270483

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 157, 243, 297, 471, 891, 1413, 1727, 2673, 4239, 5181, 12717, 15543, 38151, 46629, 139887, 419661]

約数ペア:

[(1, 419661), (3, 139887), (9, 46629), (11, 38151), (27, 15543), (33, 12717), (81, 5181), (99, 4239), (157, 2673), (243, 1727), (297, 1413), (471, 891)]