1340888931

素因数分解:

$3^3\times {\mathrm{263}}^1\times {\mathrm{188831}}^1$

素因数の和:189103

約数の個数: 16

約数和(自身を含む): 1994065920

約数和(自身を除く): 653176989

約数列:

[1, 3, 9, 27, 263, 789, 2367, 7101, 188831, 566493, 1699479, 5098437, 49662553, 148987659, 446962977, 1340888931]

約数ペア:

[(1, 1340888931), (3, 446962977), (9, 148987659), (27, 49662553), (263, 5098437), (789, 1699479), (2367, 566493), (7101, 188831)]