7209198

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{5641}}^1$

素因数の和:5720

約数の個数: 24

約数和(自身を含む): 15842736

約数和(自身を除く): 8633538

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 5641, 11282, 16923, 33846, 50769, 101538, 400511, 801022, 1201533, 2403066, 3604599, 7209198]

約数ペア:

[(1, 7209198), (2, 3604599), (3, 2403066), (6, 1201533), (9, 801022), (18, 400511), (71, 101538), (142, 50769), (213, 33846), (426, 16923), (639, 11282), (1278, 5641)]