25139142

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1571}}^1$

素因数の和:1713

約数の個数: 48

約数和(自身を含む): 62779392

約数和(自身を除く): 37640250

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 1143, 1571, 1778, 2286, 2667, 3142, 4713, 5334, 8001, 9426, 10997, 14139, 16002, 21994, 28278, 32991, 65982, 98973, 197946, 199517, 399034, 598551, 1197102, 1396619, 1795653, 2793238, 3591306, 4189857, 8379714, 12569571, 25139142]

約数ペア:

[(1, 25139142), (2, 12569571), (3, 8379714), (6, 4189857), (7, 3591306), (9, 2793238), (14, 1795653), (18, 1396619), (21, 1197102), (42, 598551), (63, 399034), (126, 199517), (127, 197946), (254, 98973), (381, 65982), (762, 32991), (889, 28278), (1143, 21994), (1571, 16002), (1778, 14139), (2286, 10997), (2667, 9426), (3142, 8001), (4713, 5334)]