27860042

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 54639360

約数和(自身を除く): 26779318

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 61, 101, 119, 122, 133, 202, 238, 266, 323, 427, 646, 707, 854, 1037, 1159, 1414, 1717, 1919, 2074, 2261, 2318, 3434, 3838, 4522, 6161, 7259, 8113, 12019, 12322, 13433, 14518, 16226, 19703, 24038, 26866, 32623, 39406, 43127, 65246, 86254, 104737, 117059, 137921, 209474, 228361, 234118, 275842, 456722, 733159, 819413, 1466318, 1638826, 1990003, 3980006, 13930021, 27860042]

約数ペア:

[(1, 27860042), (2, 13930021), (7, 3980006), (14, 1990003), (17, 1638826), (19, 1466318), (34, 819413), (38, 733159), (61, 456722), (101, 275842), (119, 234118), (122, 228361), (133, 209474), (202, 137921), (238, 117059), (266, 104737), (323, 86254), (427, 65246), (646, 43127), (707, 39406), (854, 32623), (1037, 26866), (1159, 24038), (1414, 19703), (1717, 16226), (1919, 14518), (2074, 13433), (2261, 12322), (2318, 12019), (3434, 8113), (3838, 7259), (4522, 6161)]