239575563

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{18839}}^1$

素因数の和:19008

約数の個数: 20

約数和(自身を含む): 360183120

約数和(自身を除く): 120607557

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 18839, 56517, 169551, 508653, 1525959, 2957723, 8873169, 26619507, 79858521, 239575563]

約数ペア:

[(1, 239575563), (3, 79858521), (9, 26619507), (27, 8873169), (81, 2957723), (157, 1525959), (471, 508653), (1413, 169551), (4239, 56517), (12717, 18839)]