2543898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 5975424

約数和(自身を除く): 3431526

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 1637, 3274, 4911, 9822, 11459, 22918, 34377, 60569, 68754, 121138, 181707, 363414, 423983, 847966, 1271949, 2543898]

約数ペア:

[(1, 2543898), (2, 1271949), (3, 847966), (6, 423983), (7, 363414), (14, 181707), (21, 121138), (37, 68754), (42, 60569), (74, 34377), (111, 22918), (222, 11459), (259, 9822), (518, 4911), (777, 3274), (1554, 1637)]