4999869

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4177}}^1$

素因数の和:4209

約数の個数: 24

約数和(自身を含む): 8690240

約数和(自身を除く): 3690371

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 4177, 12531, 29239, 37593, 79363, 87717, 238089, 263151, 555541, 714267, 1666623, 4999869]

約数ペア:

[(1, 4999869), (3, 1666623), (7, 714267), (9, 555541), (19, 263151), (21, 238089), (57, 87717), (63, 79363), (133, 37593), (171, 29239), (399, 12531), (1197, 4177)]