38686977

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 60

約数和(自身を含む): 69208128

約数和(自身を除く): 30521151

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 71, 81, 93, 189, 213, 217, 279, 497, 567, 639, 651, 837, 961, 1491, 1917, 1953, 2201, 2511, 2883, 4473, 5751, 5859, 6603, 6727, 8649, 13419, 15407, 17577, 19809, 20181, 25947, 40257, 46221, 59427, 60543, 68231, 77841, 138663, 178281, 181629, 204693, 415989, 477617, 544887, 614079, 1247967, 1432851, 1842237, 4298553, 5526711, 12895659, 38686977]

約数ペア:

[(1, 38686977), (3, 12895659), (7, 5526711), (9, 4298553), (21, 1842237), (27, 1432851), (31, 1247967), (63, 614079), (71, 544887), (81, 477617), (93, 415989), (189, 204693), (213, 181629), (217, 178281), (279, 138663), (497, 77841), (567, 68231), (639, 60543), (651, 59427), (837, 46221), (961, 40257), (1491, 25947), (1917, 20181), (1953, 19809), (2201, 17577), (2511, 15407), (2883, 13419), (4473, 8649), (5751, 6727), (5859, 6603)]