2499666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 5470080

約数和(自身を除く): 2970414

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 439, 878, 949, 1317, 1898, 2634, 2847, 5694, 5707, 11414, 17121, 32047, 34242, 64094, 96141, 192282, 416611, 833222, 1249833, 2499666]

約数ペア:

[(1, 2499666), (2, 1249833), (3, 833222), (6, 416611), (13, 192282), (26, 96141), (39, 64094), (73, 34242), (78, 32047), (146, 17121), (219, 11414), (438, 5707), (439, 5694), (878, 2847), (949, 2634), (1317, 1898)]