8990348577

素因数分解:

$3^1\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{214163}}^1$

素因数の和:216172

約数の個数: 16

約数和(自身を含む): 13706496000

約数和(自身を除く): 4716147423

約数列:

[1, 3, 7, 21, 1999, 5997, 13993, 41979, 214163, 642489, 1499141, 4497423, 428111837, 1284335511, 2996782859, 8990348577]

約数ペア:

[(1, 8990348577), (3, 2996782859), (7, 1284335511), (21, 428111837), (1999, 4497423), (5997, 1499141), (13993, 642489), (41979, 214163)]