641983888

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{62989}}^1$

素因数の和:63024

約数の個数: 60

約数和(自身を含む): 1558246620

約数和(自身を除く): 916262732

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 62989, 125978, 251956, 440923, 503912, 818857, 881846, 1007824, 1637714, 1763692, 3086461, 3275428, 3527384, 5731999, 6172922, 6550856, 7054768, 11463998, 12345844, 13101712, 22927996, 24691688, 40123993, 45855992, 49383376, 80247986, 91711984, 160495972, 320991944, 641983888]

約数ペア:

[(1, 641983888), (2, 320991944), (4, 160495972), (7, 91711984), (8, 80247986), (13, 49383376), (14, 45855992), (16, 40123993), (26, 24691688), (28, 22927996), (49, 13101712), (52, 12345844), (56, 11463998), (91, 7054768), (98, 6550856), (104, 6172922), (112, 5731999), (182, 3527384), (196, 3275428), (208, 3086461), (364, 1763692), (392, 1637714), (637, 1007824), (728, 881846), (784, 818857), (1274, 503912), (1456, 440923), (2548, 251956), (5096, 125978), (10192, 62989)]