209005888

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2111}}^1$

素因数の和:2160

約数の個数: 112

約数和(自身を含む): 540739584

約数和(自身を除く): 331733696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 448, 476, 544, 728, 832, 884, 952, 1088, 1456, 1547, 1768, 1904, 2111, 2912, 3094, 3536, 3808, 4222, 5824, 6188, 7072, 7616, 8444, 12376, 14144, 14777, 16888, 24752, 27443, 29554, 33776, 35887, 49504, 54886, 59108, 67552, 71774, 99008, 109772, 118216, 135104, 143548, 192101, 219544, 236432, 251209, 287096, 384202, 439088, 466531, 472864, 502418, 574192, 768404, 878176, 933062, 945728, 1004836, 1148384, 1536808, 1756352, 1866124, 2009672, 2296768, 3073616, 3265717, 3732248, 4019344, 6147232, 6531434, 7464496, 8038688, 12294464, 13062868, 14928992, 16077376, 26125736, 29857984, 52251472, 104502944, 209005888]

約数ペア:

[(1, 209005888), (2, 104502944), (4, 52251472), (7, 29857984), (8, 26125736), (13, 16077376), (14, 14928992), (16, 13062868), (17, 12294464), (26, 8038688), (28, 7464496), (32, 6531434), (34, 6147232), (52, 4019344), (56, 3732248), (64, 3265717), (68, 3073616), (91, 2296768), (104, 2009672), (112, 1866124), (119, 1756352), (136, 1536808), (182, 1148384), (208, 1004836), (221, 945728), (224, 933062), (238, 878176), (272, 768404), (364, 574192), (416, 502418), (442, 472864), (448, 466531), (476, 439088), (544, 384202), (728, 287096), (832, 251209), (884, 236432), (952, 219544), (1088, 192101), (1456, 143548), (1547, 135104), (1768, 118216), (1904, 109772), (2111, 99008), (2912, 71774), (3094, 67552), (3536, 59108), (3808, 54886), (4222, 49504), (5824, 35887), (6188, 33776), (7072, 29554), (7616, 27443), (8444, 24752), (12376, 16888), (14144, 14777)]