213919888

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 526424640

約数和(自身を除く): 312504752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 139, 151, 182, 196, 208, 278, 302, 364, 392, 556, 604, 637, 728, 784, 973, 1057, 1112, 1208, 1274, 1456, 1807, 1946, 1963, 2114, 2224, 2416, 2548, 3614, 3892, 3926, 4228, 5096, 6811, 7228, 7399, 7784, 7852, 8456, 10192, 12649, 13622, 13741, 14456, 14798, 15568, 15704, 16912, 20989, 25298, 27244, 27482, 28912, 29596, 31408, 41978, 50596, 54488, 54964, 59192, 83956, 88543, 96187, 101192, 108976, 109928, 118384, 146923, 167912, 177086, 192374, 202384, 219856, 272857, 293846, 335824, 354172, 384748, 545714, 587692, 708344, 769496, 1028461, 1091428, 1175384, 1416688, 1538992, 1909999, 2056922, 2182856, 2350768, 3819998, 4113844, 4365712, 7639996, 8227688, 13369993, 15279992, 16455376, 26739986, 30559984, 53479972, 106959944, 213919888]

約数ペア:

[(1, 213919888), (2, 106959944), (4, 53479972), (7, 30559984), (8, 26739986), (13, 16455376), (14, 15279992), (16, 13369993), (26, 8227688), (28, 7639996), (49, 4365712), (52, 4113844), (56, 3819998), (91, 2350768), (98, 2182856), (104, 2056922), (112, 1909999), (139, 1538992), (151, 1416688), (182, 1175384), (196, 1091428), (208, 1028461), (278, 769496), (302, 708344), (364, 587692), (392, 545714), (556, 384748), (604, 354172), (637, 335824), (728, 293846), (784, 272857), (973, 219856), (1057, 202384), (1112, 192374), (1208, 177086), (1274, 167912), (1456, 146923), (1807, 118384), (1946, 109928), (1963, 108976), (2114, 101192), (2224, 96187), (2416, 88543), (2548, 83956), (3614, 59192), (3892, 54964), (3926, 54488), (4228, 50596), (5096, 41978), (6811, 31408), (7228, 29596), (7399, 28912), (7784, 27482), (7852, 27244), (8456, 25298), (10192, 20989), (12649, 16912), (13622, 15704), (13741, 15568), (14456, 14798)]