218931219

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{8467}}^1$

素因数の和:8516

約数の個数: 36

約数和(自身を含む): 362616696

約数和(自身を除く): 143685477

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 169, 221, 507, 663, 1521, 1989, 2873, 8467, 8619, 25401, 25857, 76203, 110071, 143939, 330213, 431817, 990639, 1295451, 1430923, 1871207, 4292769, 5613621, 12878307, 16840863, 24325691, 72977073, 218931219]

約数ペア:

[(1, 218931219), (3, 72977073), (9, 24325691), (13, 16840863), (17, 12878307), (39, 5613621), (51, 4292769), (117, 1871207), (153, 1430923), (169, 1295451), (221, 990639), (507, 431817), (663, 330213), (1521, 143939), (1989, 110071), (2873, 76203), (8467, 25857), (8619, 25401)]