54789138

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1119

約数の個数: 48

約数和(自身を含む): 123304896

約数和(自身を除く): 68515758

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 142, 213, 258, 387, 426, 639, 774, 997, 1278, 1994, 2991, 3053, 5982, 6106, 8973, 9159, 17946, 18318, 27477, 42871, 54954, 70787, 85742, 128613, 141574, 212361, 257226, 385839, 424722, 637083, 771678, 1274166, 3043841, 6087682, 9131523, 18263046, 27394569, 54789138]

約数ペア:

[(1, 54789138), (2, 27394569), (3, 18263046), (6, 9131523), (9, 6087682), (18, 3043841), (43, 1274166), (71, 771678), (86, 637083), (129, 424722), (142, 385839), (213, 257226), (258, 212361), (387, 141574), (426, 128613), (639, 85742), (774, 70787), (997, 54954), (1278, 42871), (1994, 27477), (2991, 18318), (3053, 17946), (5982, 9159), (6106, 8973)]