2691437

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:332

約数の個数: 16

約数和(自身を含む): 3267840

約数和(自身を除く): 576403

約数列:

[1, 7, 23, 73, 161, 229, 511, 1603, 1679, 5267, 11753, 16717, 36869, 117019, 384491, 2691437]

約数ペア:

[(1, 2691437), (7, 384491), (23, 117019), (73, 36869), (161, 16717), (229, 11753), (511, 5267), (1603, 1679)]