25326938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 48996864

約数和(自身を除く): 23669926

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 67, 91, 134, 182, 217, 403, 434, 469, 806, 871, 938, 1742, 2077, 2821, 4154, 4489, 5642, 6097, 8978, 12194, 14539, 27001, 29078, 31423, 54002, 58357, 62846, 116714, 139159, 189007, 278318, 378014, 408499, 816998, 974113, 1809067, 1948226, 3618134, 12663469, 25326938]

約数ペア:

[(1, 25326938), (2, 12663469), (7, 3618134), (13, 1948226), (14, 1809067), (26, 974113), (31, 816998), (62, 408499), (67, 378014), (91, 278318), (134, 189007), (182, 139159), (217, 116714), (403, 62846), (434, 58357), (469, 54002), (806, 31423), (871, 29078), (938, 27001), (1742, 14539), (2077, 12194), (2821, 8978), (4154, 6097), (4489, 5642)]