28703136

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{353}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 94917312

約数和(自身を除く): 66214176

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 121, 132, 154, 168, 176, 224, 231, 242, 264, 308, 336, 352, 353, 363, 462, 484, 528, 616, 672, 706, 726, 847, 924, 968, 1056, 1059, 1232, 1412, 1452, 1694, 1848, 1936, 2118, 2464, 2471, 2541, 2824, 2904, 3388, 3696, 3872, 3883, 4236, 4942, 5082, 5648, 5808, 6776, 7392, 7413, 7766, 8472, 9884, 10164, 11296, 11616, 11649, 13552, 14826, 15532, 16944, 19768, 20328, 23298, 27104, 27181, 29652, 31064, 33888, 39536, 40656, 42713, 46596, 54362, 59304, 62128, 79072, 81312, 81543, 85426, 93192, 108724, 118608, 124256, 128139, 163086, 170852, 186384, 217448, 237216, 256278, 298991, 326172, 341704, 372768, 434896, 512556, 597982, 652344, 683408, 869792, 896973, 1025112, 1195964, 1304688, 1366816, 1793946, 2050224, 2391928, 2609376, 3587892, 4100448, 4783856, 7175784, 9567712, 14351568, 28703136]

約数ペア:

[(1, 28703136), (2, 14351568), (3, 9567712), (4, 7175784), (6, 4783856), (7, 4100448), (8, 3587892), (11, 2609376), (12, 2391928), (14, 2050224), (16, 1793946), (21, 1366816), (22, 1304688), (24, 1195964), (28, 1025112), (32, 896973), (33, 869792), (42, 683408), (44, 652344), (48, 597982), (56, 512556), (66, 434896), (77, 372768), (84, 341704), (88, 326172), (96, 298991), (112, 256278), (121, 237216), (132, 217448), (154, 186384), (168, 170852), (176, 163086), (224, 128139), (231, 124256), (242, 118608), (264, 108724), (308, 93192), (336, 85426), (352, 81543), (353, 81312), (363, 79072), (462, 62128), (484, 59304), (528, 54362), (616, 46596), (672, 42713), (706, 40656), (726, 39536), (847, 33888), (924, 31064), (968, 29652), (1056, 27181), (1059, 27104), (1232, 23298), (1412, 20328), (1452, 19768), (1694, 16944), (1848, 15532), (1936, 14826), (2118, 13552), (2464, 11649), (2471, 11616), (2541, 11296), (2824, 10164), (2904, 9884), (3388, 8472), (3696, 7766), (3872, 7413), (3883, 7392), (4236, 6776), (4942, 5808), (5082, 5648)]