28728128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 112

約数和(自身を含む): 69470016

約数和(自身を除く): 40741888

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 43, 44, 52, 64, 73, 86, 88, 104, 143, 146, 172, 176, 208, 286, 292, 344, 352, 416, 473, 559, 572, 584, 688, 704, 803, 832, 946, 949, 1118, 1144, 1168, 1376, 1606, 1892, 1898, 2236, 2288, 2336, 2752, 3139, 3212, 3784, 3796, 4472, 4576, 4672, 6149, 6278, 6424, 7568, 7592, 8944, 9152, 10439, 12298, 12556, 12848, 15136, 15184, 17888, 20878, 24596, 25112, 25696, 30272, 30368, 34529, 35776, 40807, 41756, 49192, 50224, 51392, 60736, 69058, 81614, 83512, 98384, 100448, 138116, 163228, 167024, 196768, 200896, 276232, 326456, 334048, 393536, 448877, 552464, 652912, 668096, 897754, 1104928, 1305824, 1795508, 2209856, 2611648, 3591016, 7182032, 14364064, 28728128]

約数ペア:

[(1, 28728128), (2, 14364064), (4, 7182032), (8, 3591016), (11, 2611648), (13, 2209856), (16, 1795508), (22, 1305824), (26, 1104928), (32, 897754), (43, 668096), (44, 652912), (52, 552464), (64, 448877), (73, 393536), (86, 334048), (88, 326456), (104, 276232), (143, 200896), (146, 196768), (172, 167024), (176, 163228), (208, 138116), (286, 100448), (292, 98384), (344, 83512), (352, 81614), (416, 69058), (473, 60736), (559, 51392), (572, 50224), (584, 49192), (688, 41756), (704, 40807), (803, 35776), (832, 34529), (946, 30368), (949, 30272), (1118, 25696), (1144, 25112), (1168, 24596), (1376, 20878), (1606, 17888), (1892, 15184), (1898, 15136), (2236, 12848), (2288, 12556), (2336, 12298), (2752, 10439), (3139, 9152), (3212, 8944), (3784, 7592), (3796, 7568), (4472, 6424), (4576, 6278), (4672, 6149)]