211277412

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1485

約数の個数: 72

約数和(自身を含む): 556428600

約数和(自身を除く): 345151188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 157, 174, 261, 314, 348, 471, 522, 628, 942, 1044, 1289, 1413, 1884, 2578, 2826, 3867, 4553, 5156, 5652, 7734, 9106, 11601, 13659, 15468, 18212, 23202, 27318, 37381, 40977, 46404, 54636, 74762, 81954, 112143, 149524, 163908, 202373, 224286, 336429, 404746, 448572, 607119, 672858, 809492, 1214238, 1345716, 1821357, 2428476, 3642714, 5868817, 7285428, 11737634, 17606451, 23475268, 35212902, 52819353, 70425804, 105638706, 211277412]

約数ペア:

[(1, 211277412), (2, 105638706), (3, 70425804), (4, 52819353), (6, 35212902), (9, 23475268), (12, 17606451), (18, 11737634), (29, 7285428), (36, 5868817), (58, 3642714), (87, 2428476), (116, 1821357), (157, 1345716), (174, 1214238), (261, 809492), (314, 672858), (348, 607119), (471, 448572), (522, 404746), (628, 336429), (942, 224286), (1044, 202373), (1289, 163908), (1413, 149524), (1884, 112143), (2578, 81954), (2826, 74762), (3867, 54636), (4553, 46404), (5156, 40977), (5652, 37381), (7734, 27318), (9106, 23202), (11601, 18212), (13659, 15468)]