916391

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 16

約数和(自身を含む): 1118208

約数和(自身を除く): 201817

約数列:

[1, 7, 31, 41, 103, 217, 287, 721, 1271, 3193, 4223, 8897, 22351, 29561, 130913, 916391]

約数ペア:

[(1, 916391), (7, 130913), (31, 29561), (41, 22351), (103, 8897), (217, 4223), (287, 3193), (721, 1271)]