1621442007

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2281}}^1\times {\mathrm{4157}}^1$

素因数の和:6463

約数の個数: 24

約数和(自身を含む): 2467024560

約数和(自身を除く): 845582553

約数列:

[1, 3, 9, 19, 57, 171, 2281, 4157, 6843, 12471, 20529, 37413, 43339, 78983, 130017, 236949, 390051, 710847, 9482117, 28446351, 85339053, 180160223, 540480669, 1621442007]

約数ペア:

[(1, 1621442007), (3, 540480669), (9, 180160223), (19, 85339053), (57, 28446351), (171, 9482117), (2281, 710847), (4157, 390051), (6843, 236949), (12471, 130017), (20529, 78983), (37413, 43339)]