218936817

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1291}}^1$

素因数の和:1882

約数の個数: 32

約数和(自身を含む): 354731520

約数和(自身を除く): 135794703

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 571, 1291, 1713, 3873, 5139, 6281, 11619, 14201, 15417, 18843, 34857, 42603, 56529, 127809, 169587, 383427, 737161, 2211483, 6634449, 8108771, 19903347, 24326313, 72978939, 218936817]

約数ペア:

[(1, 218936817), (3, 72978939), (9, 24326313), (11, 19903347), (27, 8108771), (33, 6634449), (99, 2211483), (297, 737161), (571, 383427), (1291, 169587), (1713, 127809), (3873, 56529), (5139, 42603), (6281, 34857), (11619, 18843), (14201, 15417)]