26637968

素因数分解:

$2^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 60

約数和(自身を含む): 61131132

約数和(自身を除く): 34493164

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 98, 112, 122, 196, 244, 392, 427, 488, 557, 784, 854, 976, 1114, 1708, 2228, 2989, 3416, 3899, 4456, 5978, 6832, 7798, 8912, 11956, 15596, 23912, 27293, 31192, 33977, 47824, 54586, 62384, 67954, 109172, 135908, 218344, 237839, 271816, 436688, 475678, 543632, 951356, 1664873, 1902712, 3329746, 3805424, 6659492, 13318984, 26637968]

約数ペア:

[(1, 26637968), (2, 13318984), (4, 6659492), (7, 3805424), (8, 3329746), (14, 1902712), (16, 1664873), (28, 951356), (49, 543632), (56, 475678), (61, 436688), (98, 271816), (112, 237839), (122, 218344), (196, 135908), (244, 109172), (392, 67954), (427, 62384), (488, 54586), (557, 47824), (784, 33977), (854, 31192), (976, 27293), (1114, 23912), (1708, 15596), (2228, 11956), (2989, 8912), (3416, 7798), (3899, 6832), (4456, 5978)]