31836441

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 52557568

約数和(自身を除く): 20721127

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 277, 421, 831, 1263, 1939, 2947, 3601, 5473, 5817, 8841, 10803, 16419, 25207, 38311, 75621, 114933, 116617, 349851, 816319, 1516021, 2448957, 4548063, 10612147, 31836441]

約数ペア:

[(1, 31836441), (3, 10612147), (7, 4548063), (13, 2448957), (21, 1516021), (39, 816319), (91, 349851), (273, 116617), (277, 114933), (421, 75621), (831, 38311), (1263, 25207), (1939, 16419), (2947, 10803), (3601, 8841), (5473, 5817)]