25864719

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 38438400

約数和(自身を除く): 12573681

約数列:

[1, 3, 19, 23, 57, 69, 109, 181, 327, 437, 543, 1311, 2071, 2507, 3439, 4163, 6213, 7521, 10317, 12489, 19729, 47633, 59187, 79097, 142899, 237291, 374851, 453767, 1124553, 1361301, 8621573, 25864719]

約数ペア:

[(1, 25864719), (3, 8621573), (19, 1361301), (23, 1124553), (57, 453767), (69, 374851), (109, 237291), (181, 142899), (327, 79097), (437, 59187), (543, 47633), (1311, 19729), (2071, 12489), (2507, 10317), (3439, 7521), (4163, 6213)]