1205361

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:682

約数の個数: 20

約数和(自身を含む): 1881792

約数和(自身を除く): 676431

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 647, 1863, 1941, 5823, 14881, 17469, 44643, 52407, 133929, 401787, 1205361]

約数ペア:

[(1, 1205361), (3, 401787), (9, 133929), (23, 52407), (27, 44643), (69, 17469), (81, 14881), (207, 5823), (621, 1941), (647, 1863)]