291229719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1823}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 437059584

約数和(自身を除く): 145829865

約数列:

[1, 3, 11, 33, 47, 103, 141, 309, 517, 1133, 1551, 1823, 3399, 4841, 5469, 14523, 20053, 53251, 60159, 85681, 159753, 187769, 257043, 563307, 942491, 2065459, 2827473, 6196377, 8825143, 26475429, 97076573, 291229719]

約数ペア:

[(1, 291229719), (3, 97076573), (11, 26475429), (33, 8825143), (47, 6196377), (103, 2827473), (141, 2065459), (309, 942491), (517, 563307), (1133, 257043), (1551, 187769), (1823, 159753), (3399, 85681), (4841, 60159), (5469, 53251), (14523, 20053)]