2508921

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2213

約数の個数: 16

約数和(自身を含む): 3805120

約数和(自身を除く): 1296199

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 2161, 6483, 19449, 58347, 92923, 278769, 836307, 2508921]

約数ペア:

[(1, 2508921), (3, 836307), (9, 278769), (27, 92923), (43, 58347), (129, 19449), (387, 6483), (1161, 2161)]