157440752

素因数分解:

$2^4\times 7^1\times {\mathrm{1405721}}^1$

素因数の和:1405736

約数の個数: 20

約数和(自身を含む): 348619056

約数和(自身を除く): 191178304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1405721, 2811442, 5622884, 9840047, 11245768, 19680094, 22491536, 39360188, 78720376, 157440752]

約数ペア:

[(1, 157440752), (2, 78720376), (4, 39360188), (7, 22491536), (8, 19680094), (14, 11245768), (16, 9840047), (28, 5622884), (56, 2811442), (112, 1405721)]