678374008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{60961}}^1$

素因数の和:61087

約数の個数: 32

約数和(自身を含む): 1382618160

約数和(自身を除く): 704244152

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 428, 856, 1391, 2782, 5564, 11128, 60961, 121922, 243844, 487688, 792493, 1584986, 3169972, 6339944, 6522827, 13045654, 26091308, 52182616, 84796751, 169593502, 339187004, 678374008]

約数ペア:

[(1, 678374008), (2, 339187004), (4, 169593502), (8, 84796751), (13, 52182616), (26, 26091308), (52, 13045654), (104, 6522827), (107, 6339944), (214, 3169972), (428, 1584986), (856, 792493), (1391, 487688), (2782, 243844), (5564, 121922), (11128, 60961)]