218751489

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{15671}}^1$

素因数の和:15738

約数の個数: 32

約数和(自身を含む): 361082880

約数和(自身を除く): 142331391

約数列:

[1, 3, 9, 11, 27, 33, 47, 99, 141, 297, 423, 517, 1269, 1551, 4653, 13959, 15671, 47013, 141039, 172381, 423117, 517143, 736537, 1551429, 2209611, 4654287, 6628833, 8101907, 19886499, 24305721, 72917163, 218751489]

約数ペア:

[(1, 218751489), (3, 72917163), (9, 24305721), (11, 19886499), (27, 8101907), (33, 6628833), (47, 4654287), (99, 2209611), (141, 1551429), (297, 736537), (423, 517143), (517, 423117), (1269, 172381), (1551, 141039), (4653, 47013), (13959, 15671)]