51639393

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{2503}}^1$

素因数の和:2565

約数の個数: 24

約数和(自身を含む): 77543872

約数和(自身を除く): 25904479

約数列:

[1, 3, 13, 23, 39, 69, 299, 529, 897, 1587, 2503, 6877, 7509, 20631, 32539, 57569, 97617, 172707, 748397, 1324087, 2245191, 3972261, 17213131, 51639393]

約数ペア:

[(1, 51639393), (3, 17213131), (13, 3972261), (23, 2245191), (39, 1324087), (69, 748397), (299, 172707), (529, 97617), (897, 57569), (1587, 32539), (2503, 20631), (6877, 7509)]