4207347

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 6520176

約数和(自身を除く): 2312829

約数列:

[1, 3, 9, 17, 51, 107, 153, 257, 321, 771, 963, 1819, 2313, 4369, 5457, 13107, 16371, 27499, 39321, 82497, 247491, 467483, 1402449, 4207347]

約数ペア:

[(1, 4207347), (3, 1402449), (9, 467483), (17, 247491), (51, 82497), (107, 39321), (153, 27499), (257, 16371), (321, 13107), (771, 5457), (963, 4369), (1819, 2313)]