12890955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11161}}^1$

素因数の和:11187

約数の個数: 32

約数和(自身を含む): 25717248

約数和(自身を除く): 12826293

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 11161, 33483, 55805, 78127, 122771, 167415, 234381, 368313, 390635, 613855, 859397, 1171905, 1841565, 2578191, 4296985, 12890955]

約数ペア:

[(1, 12890955), (3, 4296985), (5, 2578191), (7, 1841565), (11, 1171905), (15, 859397), (21, 613855), (33, 390635), (35, 368313), (55, 234381), (77, 167415), (105, 122771), (165, 78127), (231, 55805), (385, 33483), (1155, 11161)]