39420147

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 58847040

約数和(自身を除く): 19426893

約数列:

[1, 3, 13, 39, 41, 89, 123, 267, 277, 533, 831, 1157, 1599, 3471, 3601, 3649, 10803, 10947, 11357, 24653, 34071, 47437, 73959, 142311, 147641, 320489, 442923, 961467, 1010773, 3032319, 13140049, 39420147]

約数ペア:

[(1, 39420147), (3, 13140049), (13, 3032319), (39, 1010773), (41, 961467), (89, 442923), (123, 320489), (267, 147641), (277, 142311), (533, 73959), (831, 47437), (1157, 34071), (1599, 24653), (3471, 11357), (3601, 10947), (3649, 10803)]