243759969

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{127157}}^1$

素因数の和:127237

約数の個数: 16

約数和(自身を含む): 366215040

約数和(自身を除く): 122455071

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 127157, 381471, 1144413, 3433239, 9028147, 27084441, 81253323, 243759969]

約数ペア:

[(1, 243759969), (3, 81253323), (9, 27084441), (27, 9028147), (71, 3433239), (213, 1144413), (639, 381471), (1917, 127157)]