25935987

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 44432640

約数和(自身を除く): 18496653

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 121, 173, 177, 231, 363, 413, 519, 649, 847, 1211, 1239, 1903, 1947, 2541, 3633, 4543, 5709, 7139, 10207, 13321, 13629, 20933, 21417, 30621, 39963, 49973, 62799, 71449, 112277, 146531, 149919, 214347, 336831, 439593, 785939, 1235047, 2357817, 3705141, 8645329, 25935987]

約数ペア:

[(1, 25935987), (3, 8645329), (7, 3705141), (11, 2357817), (21, 1235047), (33, 785939), (59, 439593), (77, 336831), (121, 214347), (173, 149919), (177, 146531), (231, 112277), (363, 71449), (413, 62799), (519, 49973), (649, 39963), (847, 30621), (1211, 21417), (1239, 20933), (1903, 13629), (1947, 13321), (2541, 10207), (3633, 7139), (4543, 5709)]