139190319

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{74713}}^1$

素因数の和:74748

約数の個数: 20

約数和(自身を含む): 216969456

約数和(自身を除く): 77779137

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 74713, 224139, 672417, 1718399, 2017251, 5155197, 6051753, 15465591, 46396773, 139190319]

約数ペア:

[(1, 139190319), (3, 46396773), (9, 15465591), (23, 6051753), (27, 5155197), (69, 2017251), (81, 1718399), (207, 672417), (621, 224139), (1863, 74713)]