387757888

素因数分解:

$2^6\times 7^1\times {\mathrm{97}}^1\times {\mathrm{8923}}^1$

素因数の和:9039

約数の個数: 56

約数和(自身を含む): 888544832

約数和(自身を除く): 500786944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 194, 224, 388, 448, 679, 776, 1358, 1552, 2716, 3104, 5432, 6208, 8923, 10864, 17846, 21728, 35692, 43456, 62461, 71384, 124922, 142768, 249844, 285536, 499688, 571072, 865531, 999376, 1731062, 1998752, 3462124, 3997504, 6058717, 6924248, 12117434, 13848496, 24234868, 27696992, 48469736, 55393984, 96939472, 193878944, 387757888]

約数ペア:

[(1, 387757888), (2, 193878944), (4, 96939472), (7, 55393984), (8, 48469736), (14, 27696992), (16, 24234868), (28, 13848496), (32, 12117434), (56, 6924248), (64, 6058717), (97, 3997504), (112, 3462124), (194, 1998752), (224, 1731062), (388, 999376), (448, 865531), (679, 571072), (776, 499688), (1358, 285536), (1552, 249844), (2716, 142768), (3104, 124922), (5432, 71384), (6208, 62461), (8923, 43456), (10864, 35692), (17846, 21728)]