16406964

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 108

約数和(自身を含む): 49297248

約数和(自身を除く): 32890284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 71, 84, 98, 126, 131, 142, 147, 196, 213, 252, 262, 284, 294, 393, 426, 441, 497, 524, 588, 639, 786, 852, 882, 917, 994, 1179, 1278, 1491, 1572, 1764, 1834, 1988, 2358, 2556, 2751, 2982, 3479, 3668, 4473, 4716, 5502, 5964, 6419, 6958, 8253, 8946, 9301, 10437, 11004, 12838, 13916, 16506, 17892, 18602, 19257, 20874, 25676, 27903, 31311, 33012, 37204, 38514, 41748, 55806, 57771, 62622, 65107, 77028, 83709, 111612, 115542, 125244, 130214, 167418, 195321, 231084, 260428, 334836, 390642, 455749, 585963, 781284, 911498, 1171926, 1367247, 1822996, 2343852, 2734494, 4101741, 5468988, 8203482, 16406964]

約数ペア:

[(1, 16406964), (2, 8203482), (3, 5468988), (4, 4101741), (6, 2734494), (7, 2343852), (9, 1822996), (12, 1367247), (14, 1171926), (18, 911498), (21, 781284), (28, 585963), (36, 455749), (42, 390642), (49, 334836), (63, 260428), (71, 231084), (84, 195321), (98, 167418), (126, 130214), (131, 125244), (142, 115542), (147, 111612), (196, 83709), (213, 77028), (252, 65107), (262, 62622), (284, 57771), (294, 55806), (393, 41748), (426, 38514), (441, 37204), (497, 33012), (524, 31311), (588, 27903), (639, 25676), (786, 20874), (852, 19257), (882, 18602), (917, 17892), (994, 16506), (1179, 13916), (1278, 12838), (1491, 11004), (1572, 10437), (1764, 9301), (1834, 8946), (1988, 8253), (2358, 6958), (2556, 6419), (2751, 5964), (2982, 5502), (3479, 4716), (3668, 4473)]