8389871

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 10586112

約数和(自身を除く): 2196241

約数列:

[1, 7, 23, 31, 41, 161, 217, 287, 713, 943, 1271, 1681, 4991, 6601, 8897, 11767, 29233, 38663, 52111, 204631, 270641, 364777, 1198553, 8389871]

約数ペア:

[(1, 8389871), (7, 1198553), (23, 364777), (31, 270641), (41, 204631), (161, 52111), (217, 38663), (287, 29233), (713, 11767), (943, 8897), (1271, 6601), (1681, 4991)]