2986828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 5715360

約数和(自身を除く): 2728532

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 809, 923, 1618, 1846, 3236, 3692, 10517, 21034, 42068, 57439, 114878, 229756, 746707, 1493414, 2986828]

約数ペア:

[(1, 2986828), (2, 1493414), (4, 746707), (13, 229756), (26, 114878), (52, 57439), (71, 42068), (142, 21034), (284, 10517), (809, 3692), (923, 3236), (1618, 1846)]