131519886

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{509767}}^1$

素因数の和:509815

約数の個数: 16

約数和(自身を含む): 269157504

約数和(自身を除く): 137637618

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 509767, 1019534, 1529301, 3058602, 21919981, 43839962, 65759943, 131519886]

約数ペア:

[(1, 131519886), (2, 65759943), (3, 43839962), (6, 21919981), (43, 3058602), (86, 1529301), (129, 1019534), (258, 509767)]