261239678

素因数分解:

$2^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{32117}}^1$

素因数の和:32216

約数の個数: 24

約数和(自身を含む): 461342952

約数和(自身を除く): 200103274

約数列:

[1, 2, 7, 14, 49, 83, 98, 166, 581, 1162, 4067, 8134, 32117, 64234, 224819, 449638, 1573733, 2665711, 3147466, 5331422, 18659977, 37319954, 130619839, 261239678]

約数ペア:

[(1, 261239678), (2, 130619839), (7, 37319954), (14, 18659977), (49, 5331422), (83, 3147466), (98, 2665711), (166, 1573733), (581, 449638), (1162, 224819), (4067, 64234), (8134, 32117)]