28978068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 82446336

約数和(自身を除く): 53468268

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 53, 69, 84, 92, 106, 138, 159, 161, 212, 276, 283, 318, 322, 371, 483, 566, 636, 644, 742, 849, 966, 1113, 1132, 1219, 1484, 1698, 1932, 1981, 2226, 2438, 3396, 3657, 3962, 4452, 4876, 5943, 6509, 7314, 7924, 8533, 11886, 13018, 14628, 14999, 17066, 19527, 23772, 25599, 26036, 29998, 34132, 39054, 44997, 45563, 51198, 59996, 78108, 89994, 91126, 102396, 104993, 136689, 179988, 182252, 209986, 273378, 314979, 344977, 419972, 546756, 629958, 689954, 1034931, 1259916, 1379908, 2069862, 2414839, 4139724, 4829678, 7244517, 9659356, 14489034, 28978068]

約数ペア:

[(1, 28978068), (2, 14489034), (3, 9659356), (4, 7244517), (6, 4829678), (7, 4139724), (12, 2414839), (14, 2069862), (21, 1379908), (23, 1259916), (28, 1034931), (42, 689954), (46, 629958), (53, 546756), (69, 419972), (84, 344977), (92, 314979), (106, 273378), (138, 209986), (159, 182252), (161, 179988), (212, 136689), (276, 104993), (283, 102396), (318, 91126), (322, 89994), (371, 78108), (483, 59996), (566, 51198), (636, 45563), (644, 44997), (742, 39054), (849, 34132), (966, 29998), (1113, 26036), (1132, 25599), (1219, 23772), (1484, 19527), (1698, 17066), (1932, 14999), (1981, 14628), (2226, 13018), (2438, 11886), (3396, 8533), (3657, 7924), (3962, 7314), (4452, 6509), (4876, 5943)]