211748812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{78893}}^1$

素因数の和:78969

約数の個数: 24

約数和(自身を含む): 410879952

約数和(自身を除く): 199131140

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 78893, 157786, 315572, 867823, 1735646, 3471292, 4812473, 9624946, 19249892, 52937203, 105874406, 211748812]

約数ペア:

[(1, 211748812), (2, 105874406), (4, 52937203), (11, 19249892), (22, 9624946), (44, 4812473), (61, 3471292), (122, 1735646), (244, 867823), (671, 315572), (1342, 157786), (2684, 78893)]