399956327936

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1651511}}^1$

素因数の和:1651583

約数の個数: 80

約数和(自身を含む): 892054297728

約数和(自身を除く): 492097969792

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 172, 176, 256, 344, 352, 473, 512, 688, 704, 946, 1376, 1408, 1892, 2752, 2816, 3784, 5504, 5632, 7568, 11008, 15136, 22016, 30272, 60544, 121088, 242176, 1651511, 3303022, 6606044, 13212088, 18166621, 26424176, 36333242, 52848352, 71014973, 72666484, 105696704, 142029946, 145332968, 211393408, 284059892, 290665936, 422786816, 568119784, 581331872, 781164703, 845573632, 1136239568, 1162663744, 1562329406, 2272479136, 2325327488, 3124658812, 4544958272, 4650654976, 6249317624, 9089916544, 9301309952, 12498635248, 18179833088, 24997270496, 36359666176, 49994540992, 99989081984, 199978163968, 399956327936]

約数ペア:

[(1, 399956327936), (2, 199978163968), (4, 99989081984), (8, 49994540992), (11, 36359666176), (16, 24997270496), (22, 18179833088), (32, 12498635248), (43, 9301309952), (44, 9089916544), (64, 6249317624), (86, 4650654976), (88, 4544958272), (128, 3124658812), (172, 2325327488), (176, 2272479136), (256, 1562329406), (344, 1162663744), (352, 1136239568), (473, 845573632), (512, 781164703), (688, 581331872), (704, 568119784), (946, 422786816), (1376, 290665936), (1408, 284059892), (1892, 211393408), (2752, 145332968), (2816, 142029946), (3784, 105696704), (5504, 72666484), (5632, 71014973), (7568, 52848352), (11008, 36333242), (15136, 26424176), (22016, 18166621), (30272, 13212088), (60544, 6606044), (121088, 3303022), (242176, 1651511)]