321323193

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{208787}}^1$

素因数の和:208818

約数の個数: 20

約数和(自身を含む): 505266960

約数和(自身を除く): 183943767

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 208787, 626361, 1879083, 3966953, 5637249, 11900859, 16911747, 35702577, 107107731, 321323193]

約数ペア:

[(1, 321323193), (3, 107107731), (9, 35702577), (19, 16911747), (27, 11900859), (57, 5637249), (81, 3966953), (171, 1879083), (513, 626361), (1539, 208787)]