208645528

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{5849}}^1$

素因数の和:5889

約数の個数: 64

約数和(自身を含む): 491400000

約数和(自身を除く): 282754472

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 343, 364, 392, 637, 686, 728, 1274, 1372, 2548, 2744, 4459, 5096, 5849, 8918, 11698, 17836, 23396, 35672, 40943, 46792, 76037, 81886, 152074, 163772, 286601, 304148, 327544, 532259, 573202, 608296, 1064518, 1146404, 2006207, 2129036, 2292808, 3725813, 4012414, 4258072, 7451626, 8024828, 14903252, 16049656, 26080691, 29806504, 52161382, 104322764, 208645528]

約数ペア:

[(1, 208645528), (2, 104322764), (4, 52161382), (7, 29806504), (8, 26080691), (13, 16049656), (14, 14903252), (26, 8024828), (28, 7451626), (49, 4258072), (52, 4012414), (56, 3725813), (91, 2292808), (98, 2129036), (104, 2006207), (182, 1146404), (196, 1064518), (343, 608296), (364, 573202), (392, 532259), (637, 327544), (686, 304148), (728, 286601), (1274, 163772), (1372, 152074), (2548, 81886), (2744, 76037), (4459, 46792), (5096, 40943), (5849, 35672), (8918, 23396), (11698, 17836)]