81822388

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{7027}}^1$

素因数の和:7143

約数の個数: 24

約数和(自身を含む): 148768704

約数和(自身を除く): 66946316

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 2911, 5822, 7027, 11644, 14054, 28108, 288107, 498917, 576214, 997834, 1152428, 1995668, 20455597, 40911194, 81822388]

約数ペア:

[(1, 81822388), (2, 40911194), (4, 20455597), (41, 1995668), (71, 1152428), (82, 997834), (142, 576214), (164, 498917), (284, 288107), (2911, 28108), (5822, 14054), (7027, 11644)]