1320221649

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{1231}}^1\times {\mathrm{1237}}^1$

素因数の和:2505

約数の個数: 24

約数和(自身を含む): 1872965248

約数和(自身を除く): 552743599

約数列:

[1, 3, 17, 51, 289, 867, 1231, 1237, 3693, 3711, 20927, 21029, 62781, 63087, 355759, 357493, 1067277, 1072479, 1522747, 4568241, 25886699, 77660097, 440073883, 1320221649]

約数ペア:

[(1, 1320221649), (3, 440073883), (17, 77660097), (51, 25886699), (289, 4568241), (867, 1522747), (1231, 1072479), (1237, 1067277), (3693, 357493), (3711, 355759), (20927, 63087), (21029, 62781)]