28039968

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 89159616

約数和(自身を除く): 61119648

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 53, 66, 72, 88, 96, 99, 106, 132, 144, 159, 167, 176, 198, 212, 264, 288, 318, 334, 352, 396, 424, 477, 501, 528, 583, 636, 668, 792, 848, 954, 1002, 1056, 1166, 1272, 1336, 1503, 1584, 1696, 1749, 1837, 1908, 2004, 2332, 2544, 2672, 3006, 3168, 3498, 3674, 3816, 4008, 4664, 5088, 5247, 5344, 5511, 6012, 6996, 7348, 7632, 8016, 8851, 9328, 10494, 11022, 12024, 13992, 14696, 15264, 16032, 16533, 17702, 18656, 20988, 22044, 24048, 26553, 27984, 29392, 33066, 35404, 41976, 44088, 48096, 53106, 55968, 58784, 66132, 70808, 79659, 83952, 88176, 97361, 106212, 132264, 141616, 159318, 167904, 176352, 194722, 212424, 264528, 283232, 292083, 318636, 389444, 424848, 529056, 584166, 637272, 778888, 849696, 876249, 1168332, 1274544, 1557776, 1752498, 2336664, 2549088, 3115552, 3504996, 4673328, 7009992, 9346656, 14019984, 28039968]

約数ペア:

[(1, 28039968), (2, 14019984), (3, 9346656), (4, 7009992), (6, 4673328), (8, 3504996), (9, 3115552), (11, 2549088), (12, 2336664), (16, 1752498), (18, 1557776), (22, 1274544), (24, 1168332), (32, 876249), (33, 849696), (36, 778888), (44, 637272), (48, 584166), (53, 529056), (66, 424848), (72, 389444), (88, 318636), (96, 292083), (99, 283232), (106, 264528), (132, 212424), (144, 194722), (159, 176352), (167, 167904), (176, 159318), (198, 141616), (212, 132264), (264, 106212), (288, 97361), (318, 88176), (334, 83952), (352, 79659), (396, 70808), (424, 66132), (477, 58784), (501, 55968), (528, 53106), (583, 48096), (636, 44088), (668, 41976), (792, 35404), (848, 33066), (954, 29392), (1002, 27984), (1056, 26553), (1166, 24048), (1272, 22044), (1336, 20988), (1503, 18656), (1584, 17702), (1696, 16533), (1749, 16032), (1837, 15264), (1908, 14696), (2004, 13992), (2332, 12024), (2544, 11022), (2672, 10494), (3006, 9328), (3168, 8851), (3498, 8016), (3674, 7632), (3816, 7348), (4008, 6996), (4664, 6012), (5088, 5511), (5247, 5344)]