291795009

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{653}}^1\times {\mathrm{1231}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 428647296

約数和(自身を除く): 136852287

約数列:

[1, 3, 11, 33, 121, 363, 653, 1231, 1959, 3693, 7183, 13541, 21549, 40623, 79013, 148951, 237039, 446853, 803843, 2411529, 8842273, 26526819, 97265003, 291795009]

約数ペア:

[(1, 291795009), (3, 97265003), (11, 26526819), (33, 8842273), (121, 2411529), (363, 803843), (653, 446853), (1231, 237039), (1959, 148951), (3693, 79013), (7183, 40623), (13541, 21549)]