248538366

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{321109}}^1$

素因数の和:321160

約数の個数: 24

約数和(自身を含む): 551024760

約数和(自身を除く): 302486394

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 321109, 642218, 963327, 1926654, 2889981, 5779962, 13807687, 27615374, 41423061, 82846122, 124269183, 248538366]

約数ペア:

[(1, 248538366), (2, 124269183), (3, 82846122), (6, 41423061), (9, 27615374), (18, 13807687), (43, 5779962), (86, 2889981), (129, 1926654), (258, 963327), (387, 642218), (774, 321109)]