66639272

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{17761}}^1$

素因数の和:17841

約数の個数: 32

約数和(自身を含む): 144937920

約数和(自身を除く): 78298648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 17761, 35522, 71044, 124327, 142088, 248654, 497308, 994616, 1189987, 2379974, 4759948, 8329909, 9519896, 16659818, 33319636, 66639272]

約数ペア:

[(1, 66639272), (2, 33319636), (4, 16659818), (7, 9519896), (8, 8329909), (14, 4759948), (28, 2379974), (56, 1189987), (67, 994616), (134, 497308), (268, 248654), (469, 142088), (536, 124327), (938, 71044), (1876, 35522), (3752, 17761)]