157673871

素因数分解:

$3^4\times {\mathrm{821}}^1\times {\mathrm{2371}}^1$

素因数の和:3204

約数の個数: 20

約数和(自身を含む): 235923864

約数和(自身を除く): 78249993

約数列:

[1, 3, 9, 27, 81, 821, 2371, 2463, 7113, 7389, 21339, 22167, 64017, 66501, 192051, 1946591, 5839773, 17519319, 52557957, 157673871]

約数ペア:

[(1, 157673871), (3, 52557957), (9, 17519319), (27, 5839773), (81, 1946591), (821, 192051), (2371, 66501), (2463, 64017), (7113, 22167), (7389, 21339)]