217845712

素因数分解:

$2^4\times 7^1\times {\mathrm{1945051}}^1$

素因数の和:1945066

約数の個数: 20

約数和(自身を含む): 482372896

約数和(自身を除く): 264527184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1945051, 3890102, 7780204, 13615357, 15560408, 27230714, 31120816, 54461428, 108922856, 217845712]

約数ペア:

[(1, 217845712), (2, 108922856), (4, 54461428), (7, 31120816), (8, 27230714), (14, 15560408), (16, 13615357), (28, 7780204), (56, 3890102), (112, 1945051)]