78799959

素因数分解:

$3^4\times 7^1\times {\mathrm{138977}}^1$

素因数の和:138996

約数の個数: 20

約数和(自身を含む): 134530704

約数和(自身を除く): 55730745

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 138977, 416931, 972839, 1250793, 2918517, 3752379, 8755551, 11257137, 26266653, 78799959]

約数ペア:

[(1, 78799959), (3, 26266653), (7, 11257137), (9, 8755551), (21, 3752379), (27, 2918517), (63, 1250793), (81, 972839), (189, 416931), (567, 138977)]