2957721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 4280640

約数和(自身を除く): 1322919

約数列:

[1, 3, 13, 39, 181, 419, 543, 1257, 2353, 5447, 7059, 16341, 75839, 227517, 985907, 2957721]

約数ペア:

[(1, 2957721), (3, 985907), (13, 227517), (39, 75839), (181, 16341), (419, 7059), (543, 5447), (1257, 2353)]