211258982

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 354539808

約数和(自身を除く): 143280826

約数列:

[1, 2, 11, 22, 61, 121, 122, 242, 671, 1301, 1331, 1342, 2602, 2662, 7381, 14311, 14762, 28622, 79361, 81191, 157421, 158722, 162382, 314842, 872971, 1731631, 1745942, 3463262, 9602681, 19205362, 105629491, 211258982]

約数ペア:

[(1, 211258982), (2, 105629491), (11, 19205362), (22, 9602681), (61, 3463262), (121, 1745942), (122, 1731631), (242, 872971), (671, 314842), (1301, 162382), (1331, 158722), (1342, 157421), (2602, 81191), (2662, 79361), (7381, 28622), (14311, 14762)]