221260143

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{11279}}^1$

素因数の和:11798

約数の個数: 16

約数和(自身を含む): 318366720

約数和(自身を除く): 97106577

約数列:

[1, 3, 13, 39, 503, 1509, 6539, 11279, 19617, 33837, 146627, 439881, 5673337, 17020011, 73753381, 221260143]

約数ペア:

[(1, 221260143), (3, 73753381), (13, 17020011), (39, 5673337), (503, 439881), (1509, 146627), (6539, 33837), (11279, 19617)]