211780495864

素因数分解:

$2^3\times 7^3\times {\mathrm{3761}}^1\times {\mathrm{20521}}^1$

素因数の和:24309

約数の個数: 64

約数和(自身を含む): 463222584000

約数和(自身を除く): 251442088136

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 3761, 7522, 15044, 20521, 26327, 30088, 41042, 52654, 82084, 105308, 143647, 164168, 184289, 210616, 287294, 368578, 574588, 737156, 1005529, 1149176, 1290023, 1474312, 2011058, 2580046, 4022116, 5160092, 7038703, 8044232, 10320184, 14077406, 28154812, 56309624, 77179481, 154358962, 308717924, 540256367, 617435848, 1080512734, 2161025468, 3781794569, 4322050936, 7563589138, 15127178276, 26472561983, 30254356552, 52945123966, 105890247932, 211780495864]

約数ペア:

[(1, 211780495864), (2, 105890247932), (4, 52945123966), (7, 30254356552), (8, 26472561983), (14, 15127178276), (28, 7563589138), (49, 4322050936), (56, 3781794569), (98, 2161025468), (196, 1080512734), (343, 617435848), (392, 540256367), (686, 308717924), (1372, 154358962), (2744, 77179481), (3761, 56309624), (7522, 28154812), (15044, 14077406), (20521, 10320184), (26327, 8044232), (30088, 7038703), (41042, 5160092), (52654, 4022116), (82084, 2580046), (105308, 2011058), (143647, 1474312), (164168, 1290023), (184289, 1149176), (210616, 1005529), (287294, 737156), (368578, 574588)]