27428856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 88972800

約数和(自身を除く): 61543944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 456, 494, 532, 546, 661, 728, 741, 798, 988, 1064, 1092, 1322, 1482, 1596, 1729, 1976, 1983, 2184, 2644, 2964, 3192, 3458, 3966, 4627, 5187, 5288, 5928, 6916, 7932, 8593, 9254, 10374, 12559, 13832, 13881, 15864, 17186, 18508, 20748, 25118, 25779, 27762, 34372, 37016, 37677, 41496, 50236, 51558, 55524, 60151, 68744, 75354, 87913, 100472, 103116, 111048, 120302, 150708, 163267, 175826, 180453, 206232, 240604, 263739, 301416, 326534, 351652, 360906, 481208, 489801, 527478, 653068, 703304, 721812, 979602, 1054956, 1142869, 1306136, 1443624, 1959204, 2109912, 2285738, 3428607, 3918408, 4571476, 6857214, 9142952, 13714428, 27428856]

約数ペア:

[(1, 27428856), (2, 13714428), (3, 9142952), (4, 6857214), (6, 4571476), (7, 3918408), (8, 3428607), (12, 2285738), (13, 2109912), (14, 1959204), (19, 1443624), (21, 1306136), (24, 1142869), (26, 1054956), (28, 979602), (38, 721812), (39, 703304), (42, 653068), (52, 527478), (56, 489801), (57, 481208), (76, 360906), (78, 351652), (84, 326534), (91, 301416), (104, 263739), (114, 240604), (133, 206232), (152, 180453), (156, 175826), (168, 163267), (182, 150708), (228, 120302), (247, 111048), (266, 103116), (273, 100472), (312, 87913), (364, 75354), (399, 68744), (456, 60151), (494, 55524), (532, 51558), (546, 50236), (661, 41496), (728, 37677), (741, 37016), (798, 34372), (988, 27762), (1064, 25779), (1092, 25118), (1322, 20748), (1482, 18508), (1596, 17186), (1729, 15864), (1976, 13881), (1983, 13832), (2184, 12559), (2644, 10374), (2964, 9254), (3192, 8593), (3458, 7932), (3966, 6916), (4627, 5928), (5187, 5288)]