2989938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 6885504

約数和(自身を除く): 3895566

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 277, 514, 554, 771, 831, 1542, 1662, 1799, 1939, 3598, 3878, 5397, 5817, 10794, 11634, 71189, 142378, 213567, 427134, 498323, 996646, 1494969, 2989938]

約数ペア:

[(1, 2989938), (2, 1494969), (3, 996646), (6, 498323), (7, 427134), (14, 213567), (21, 142378), (42, 71189), (257, 11634), (277, 10794), (514, 5817), (554, 5397), (771, 3878), (831, 3598), (1542, 1939), (1662, 1799)]