2563805439

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2434763}}^1$

素因数の和:2434788

約数の個数: 20

約数和(自身を含む): 4124490216

約数和(自身を除く): 1560684777

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2434763, 7304289, 21912867, 31651919, 65738601, 94955757, 197215803, 284867271, 854601813, 2563805439]

約数ペア:

[(1, 2563805439), (3, 854601813), (9, 284867271), (13, 197215803), (27, 94955757), (39, 65738601), (81, 31651919), (117, 21912867), (351, 7304289), (1053, 2434763)]