25478236

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2210

約数の個数: 36

約数和(自身を含む): 52741416

約数和(自身を除く): 27263180

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2131, 2989, 4262, 5978, 8524, 11956, 14917, 29834, 59668, 104419, 129991, 208838, 259982, 417676, 519964, 909937, 1819874, 3639748, 6369559, 12739118, 25478236]

約数ペア:

[(1, 25478236), (2, 12739118), (4, 6369559), (7, 3639748), (14, 1819874), (28, 909937), (49, 519964), (61, 417676), (98, 259982), (122, 208838), (196, 129991), (244, 104419), (427, 59668), (854, 29834), (1708, 14917), (2131, 11956), (2989, 8524), (4262, 5978)]