81078243

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 115519488

約数和(自身を除く): 34441245

約数列:

[1, 3, 23, 47, 69, 141, 529, 1081, 1087, 1587, 3243, 3261, 24863, 25001, 51089, 74589, 75003, 153267, 575023, 1175047, 1725069, 3525141, 27026081, 81078243]

約数ペア:

[(1, 81078243), (3, 27026081), (23, 3525141), (47, 1725069), (69, 1175047), (141, 575023), (529, 153267), (1081, 75003), (1087, 74589), (1587, 51089), (3243, 25001), (3261, 24863)]