54173721

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 84689920

約数和(自身を除く): 30516199

約数列:

[1, 3, 7, 21, 67, 139, 201, 277, 417, 469, 831, 973, 1407, 1939, 2919, 5817, 9313, 18559, 27939, 38503, 55677, 65191, 115509, 129913, 195573, 269521, 389739, 808563, 2579701, 7739103, 18057907, 54173721]

約数ペア:

[(1, 54173721), (3, 18057907), (7, 7739103), (21, 2579701), (67, 808563), (139, 389739), (201, 269521), (277, 195573), (417, 129913), (469, 115509), (831, 65191), (973, 55677), (1407, 38503), (1939, 27939), (2919, 18559), (5817, 9313)]