2748739

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 3317760

約数和(自身を除く): 569021

約数列:

[1, 7, 31, 53, 217, 239, 371, 1643, 1673, 7409, 11501, 12667, 51863, 88669, 392677, 2748739]

約数ペア:

[(1, 2748739), (7, 392677), (31, 88669), (53, 51863), (217, 12667), (239, 11501), (371, 7409), (1643, 1673)]