13403817

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1409}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 22289280

約数和(自身を除く): 8885463

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 1409, 3171, 4227, 9513, 9863, 12681, 29589, 88767, 212759, 638277, 1489313, 1914831, 4467939, 13403817]

約数ペア:

[(1, 13403817), (3, 4467939), (7, 1914831), (9, 1489313), (21, 638277), (63, 212759), (151, 88767), (453, 29589), (1057, 12681), (1359, 9863), (1409, 9513), (3171, 4227)]