397808054

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{1741}}^1$

素因数の和:2628

約数の個数: 32

約数和(自身を含む): 719097600

約数和(自身を除く): 321289546

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 859, 1718, 1741, 3482, 6013, 12026, 12187, 16321, 24374, 32642, 33079, 66158, 114247, 228494, 231553, 463106, 1495519, 2991038, 10468633, 20937266, 28414861, 56829722, 198904027, 397808054]

約数ペア:

[(1, 397808054), (2, 198904027), (7, 56829722), (14, 28414861), (19, 20937266), (38, 10468633), (133, 2991038), (266, 1495519), (859, 463106), (1718, 231553), (1741, 228494), (3482, 114247), (6013, 66158), (12026, 33079), (12187, 32642), (16321, 24374)]