71327396

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 146272896

約数和(自身を除く): 74945500

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 193, 197, 268, 386, 394, 469, 772, 788, 938, 1351, 1379, 1876, 2702, 2758, 5404, 5516, 12931, 13199, 25862, 26398, 38021, 51724, 52796, 76042, 90517, 92393, 152084, 181034, 184786, 266147, 362068, 369572, 532294, 1064588, 2547407, 5094814, 10189628, 17831849, 35663698, 71327396]

約数ペア:

[(1, 71327396), (2, 35663698), (4, 17831849), (7, 10189628), (14, 5094814), (28, 2547407), (67, 1064588), (134, 532294), (193, 369572), (197, 362068), (268, 266147), (386, 184786), (394, 181034), (469, 152084), (772, 92393), (788, 90517), (938, 76042), (1351, 52796), (1379, 51724), (1876, 38021), (2702, 26398), (2758, 25862), (5404, 13199), (5516, 12931)]