28640476

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1097}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 51465456

約数和(自身を除く): 22824980

約数列:

[1, 2, 4, 61, 107, 122, 214, 244, 428, 1097, 2194, 4388, 6527, 13054, 26108, 66917, 117379, 133834, 234758, 267668, 469516, 7160119, 14320238, 28640476]

約数ペア:

[(1, 28640476), (2, 14320238), (4, 7160119), (61, 469516), (107, 267668), (122, 234758), (214, 133834), (244, 117379), (428, 66917), (1097, 26108), (2194, 13054), (4388, 6527)]