28138124

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 58399488

約数和(自身を除く): 30261364

約数列:

[1, 2, 4, 7, 14, 28, 53, 67, 106, 134, 212, 268, 283, 371, 469, 566, 742, 938, 1132, 1484, 1876, 1981, 3551, 3962, 7102, 7924, 14204, 14999, 18961, 24857, 29998, 37922, 49714, 59996, 75844, 99428, 104993, 132727, 209986, 265454, 419972, 530908, 1004933, 2009866, 4019732, 7034531, 14069062, 28138124]

約数ペア:

[(1, 28138124), (2, 14069062), (4, 7034531), (7, 4019732), (14, 2009866), (28, 1004933), (53, 530908), (67, 419972), (106, 265454), (134, 209986), (212, 132727), (268, 104993), (283, 99428), (371, 75844), (469, 59996), (566, 49714), (742, 37922), (938, 29998), (1132, 24857), (1484, 18961), (1876, 14999), (1981, 14204), (3551, 7924), (3962, 7102)]