291211128

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{311123}}^1$

素因数の和:311148

約数の個数: 48

約数和(自身を含む): 849368520

約数和(自身を除く): 558157392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 311123, 622246, 933369, 1244492, 1866738, 2488984, 2800107, 3733476, 4044599, 5600214, 7466952, 8089198, 11200428, 12133797, 16178396, 22400856, 24267594, 32356792, 36401391, 48535188, 72802782, 97070376, 145605564, 291211128]

約数ペア:

[(1, 291211128), (2, 145605564), (3, 97070376), (4, 72802782), (6, 48535188), (8, 36401391), (9, 32356792), (12, 24267594), (13, 22400856), (18, 16178396), (24, 12133797), (26, 11200428), (36, 8089198), (39, 7466952), (52, 5600214), (72, 4044599), (78, 3733476), (104, 2800107), (117, 2488984), (156, 1866738), (234, 1244492), (312, 933369), (468, 622246), (936, 311123)]