2149783839

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{3761}}^1$

素因数の和:4028

約数の個数: 48

約数和(自身を含む): 3649561344

約数和(自身を除く): 1499777505

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 211, 301, 387, 633, 903, 1477, 1899, 2709, 3761, 4431, 9073, 11283, 13293, 26327, 27219, 33849, 63511, 78981, 81657, 161723, 190533, 236943, 485169, 571599, 793571, 1132061, 1455507, 2380713, 3396183, 5554997, 7142139, 10188549, 16664991, 34123553, 49994973, 102370659, 238864871, 307111977, 716594613, 2149783839]

約数ペア:

[(1, 2149783839), (3, 716594613), (7, 307111977), (9, 238864871), (21, 102370659), (43, 49994973), (63, 34123553), (129, 16664991), (211, 10188549), (301, 7142139), (387, 5554997), (633, 3396183), (903, 2380713), (1477, 1455507), (1899, 1132061), (2709, 793571), (3761, 571599), (4431, 485169), (9073, 236943), (11283, 190533), (13293, 161723), (26327, 81657), (27219, 78981), (33849, 63511)]