13619905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 17683344

約数和(自身を除く): 4063439

約数列:

[1, 5, 13, 65, 317, 661, 1585, 3305, 4121, 8593, 20605, 42965, 209537, 1047685, 2723981, 13619905]

約数ペア:

[(1, 13619905), (5, 2723981), (13, 1047685), (65, 209537), (317, 42965), (661, 20605), (1585, 8593), (3305, 4121)]