2187549

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2671}}^1$

素因数の和:2697

約数の個数: 24

約数和(自身を含む): 3890432

約数和(自身を除く): 1702883

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 2671, 8013, 18697, 24039, 34723, 56091, 104169, 168273, 243061, 312507, 729183, 2187549]

約数ペア:

[(1, 2187549), (3, 729183), (7, 312507), (9, 243061), (13, 168273), (21, 104169), (39, 56091), (63, 34723), (91, 24039), (117, 18697), (273, 8013), (819, 2671)]