7838439

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 12618240

約数和(自身を除く): 4779801

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 211, 427, 609, 633, 1281, 1477, 1769, 4431, 5307, 6119, 12383, 12871, 18357, 37149, 38613, 42833, 90097, 128499, 270291, 373259, 1119777, 2612813, 7838439]

約数ペア:

[(1, 7838439), (3, 2612813), (7, 1119777), (21, 373259), (29, 270291), (61, 128499), (87, 90097), (183, 42833), (203, 38613), (211, 37149), (427, 18357), (609, 12871), (633, 12383), (1281, 6119), (1477, 5307), (1769, 4431)]