139398448

素因数分解:

$2^4\times 7^1\times {\mathrm{1244629}}^1$

素因数の和:1244644

約数の個数: 20

約数和(自身を含む): 308668240

約数和(自身を除く): 169269792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1244629, 2489258, 4978516, 8712403, 9957032, 17424806, 19914064, 34849612, 69699224, 139398448]

約数ペア:

[(1, 139398448), (2, 69699224), (4, 34849612), (7, 19914064), (8, 17424806), (14, 9957032), (16, 8712403), (28, 4978516), (56, 2489258), (112, 1244629)]