399133089

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1823}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 645345792

約数和(自身を除く): 246212703

約数列:

[1, 3, 9, 17, 27, 51, 53, 81, 153, 159, 243, 459, 477, 901, 1377, 1431, 1823, 2703, 4131, 4293, 5469, 8109, 12879, 16407, 24327, 30991, 49221, 72981, 92973, 96619, 147663, 218943, 278919, 289857, 442989, 836757, 869571, 1642523, 2510271, 2608713, 4927569, 7530813, 7826139, 14782707, 23478417, 44348121, 133044363, 399133089]

約数ペア:

[(1, 399133089), (3, 133044363), (9, 44348121), (17, 23478417), (27, 14782707), (51, 7826139), (53, 7530813), (81, 4927569), (153, 2608713), (159, 2510271), (243, 1642523), (459, 869571), (477, 836757), (901, 442989), (1377, 289857), (1431, 278919), (1823, 218943), (2703, 147663), (4131, 96619), (4293, 92973), (5469, 72981), (8109, 49221), (12879, 30991), (16407, 24327)]