38919601

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 47491584

約数和(自身を除く): 8571983

約数列:

[1, 7, 31, 43, 97, 217, 301, 679, 1333, 1849, 3007, 4171, 9331, 12943, 21049, 29197, 57319, 129301, 179353, 401233, 905107, 1255471, 5559943, 38919601]

約数ペア:

[(1, 38919601), (7, 5559943), (31, 1255471), (43, 905107), (97, 401233), (217, 179353), (301, 129301), (679, 57319), (1333, 29197), (1849, 21049), (3007, 12943), (4171, 9331)]