28671808

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:455

約数の個数: 56

約数和(自身を含む): 62727840

約数和(自身を除く): 34056032

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 139, 176, 278, 293, 352, 556, 586, 704, 1112, 1172, 1529, 2224, 2344, 3058, 3223, 4448, 4688, 6116, 6446, 8896, 9376, 12232, 12892, 18752, 24464, 25784, 40727, 48928, 51568, 81454, 97856, 103136, 162908, 206272, 325816, 447997, 651632, 895994, 1303264, 1791988, 2606528, 3583976, 7167952, 14335904, 28671808]

約数ペア:

[(1, 28671808), (2, 14335904), (4, 7167952), (8, 3583976), (11, 2606528), (16, 1791988), (22, 1303264), (32, 895994), (44, 651632), (64, 447997), (88, 325816), (139, 206272), (176, 162908), (278, 103136), (293, 97856), (352, 81454), (556, 51568), (586, 48928), (704, 40727), (1112, 25784), (1172, 24464), (1529, 18752), (2224, 12892), (2344, 12232), (3058, 9376), (3223, 8896), (4448, 6446), (4688, 6116)]