678359656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{14149}}^1$

素因数の和:14629

約数の個数: 32

約数和(自身を含む): 1372833000

約数和(自身を除く): 694473344

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 461, 922, 1844, 3688, 5993, 11986, 14149, 23972, 28298, 47944, 56596, 113192, 183937, 367874, 735748, 1471496, 6522689, 13045378, 26090756, 52181512, 84794957, 169589914, 339179828, 678359656]

約数ペア:

[(1, 678359656), (2, 339179828), (4, 169589914), (8, 84794957), (13, 52181512), (26, 26090756), (52, 13045378), (104, 6522689), (461, 1471496), (922, 735748), (1844, 367874), (3688, 183937), (5993, 113192), (11986, 56596), (14149, 47944), (23972, 28298)]