221438547

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{4831}}^1$

素因数の和:5311

約数の個数: 24

約数和(自身を含む): 349759488

約数和(自身を除く): 128320941

約数列:

[1, 3, 9, 11, 33, 99, 463, 1389, 4167, 4831, 5093, 14493, 15279, 43479, 45837, 53141, 159423, 478269, 2236753, 6710259, 20130777, 24604283, 73812849, 221438547]

約数ペア:

[(1, 221438547), (3, 73812849), (9, 24604283), (11, 20130777), (33, 6710259), (99, 2236753), (463, 478269), (1389, 159423), (4167, 53141), (4831, 45837), (5093, 43479), (14493, 15279)]