81003048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6791}}^1$

素因数の和:6878

約数の個数: 64

約数和(自身を含む): 234731520

約数和(自身を除く): 153728472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 6791, 11928, 13582, 20373, 27164, 40746, 47537, 54328, 81492, 95074, 142611, 162984, 190148, 285222, 380296, 482161, 570444, 964322, 1140888, 1446483, 1928644, 2892966, 3375127, 3857288, 5785932, 6750254, 10125381, 11571864, 13500508, 20250762, 27001016, 40501524, 81003048]

約数ペア:

[(1, 81003048), (2, 40501524), (3, 27001016), (4, 20250762), (6, 13500508), (7, 11571864), (8, 10125381), (12, 6750254), (14, 5785932), (21, 3857288), (24, 3375127), (28, 2892966), (42, 1928644), (56, 1446483), (71, 1140888), (84, 964322), (142, 570444), (168, 482161), (213, 380296), (284, 285222), (426, 190148), (497, 162984), (568, 142611), (852, 95074), (994, 81492), (1491, 54328), (1704, 47537), (1988, 40746), (2982, 27164), (3976, 20373), (5964, 13582), (6791, 11928)]