26387438

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 51186912

約数和(自身を除く): 24799474

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 121, 154, 242, 259, 407, 421, 518, 814, 842, 847, 1694, 2849, 2947, 4477, 4631, 5698, 5894, 8954, 9262, 15577, 31154, 31339, 32417, 50941, 62678, 64834, 101882, 109039, 171347, 218078, 342694, 356587, 713174, 1199429, 1884817, 2398858, 3769634, 13193719, 26387438]

約数ペア:

[(1, 26387438), (2, 13193719), (7, 3769634), (11, 2398858), (14, 1884817), (22, 1199429), (37, 713174), (74, 356587), (77, 342694), (121, 218078), (154, 171347), (242, 109039), (259, 101882), (407, 64834), (421, 62678), (518, 50941), (814, 32417), (842, 31339), (847, 31154), (1694, 15577), (2849, 9262), (2947, 8954), (4477, 5894), (4631, 5698)]