1982391

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 2757888

約数和(自身を除く): 775497

約数列:

[1, 3, 41, 71, 123, 213, 227, 681, 2911, 8733, 9307, 16117, 27921, 48351, 660797, 1982391]

約数ペア:

[(1, 1982391), (3, 660797), (41, 48351), (71, 27921), (123, 16117), (213, 9307), (227, 8733), (681, 2911)]