313979421

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{347707}}^1$

素因数の和:347760

約数の個数: 16

約数和(自身を含む): 489572864

約数和(自身を除く): 175593443

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 347707, 1043121, 2433949, 7301847, 14951401, 44854203, 104659807, 313979421]

約数ペア:

[(1, 313979421), (3, 104659807), (7, 44854203), (21, 14951401), (43, 7301847), (129, 2433949), (301, 1043121), (903, 347707)]