2840215

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4302

約数の個数: 16

約数和(自身を含む): 4101120

約数和(自身を除く): 1260905

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 4271, 21355, 29897, 81149, 149485, 405745, 568043, 2840215]

約数ペア:

[(1, 2840215), (5, 568043), (7, 405745), (19, 149485), (35, 81149), (95, 29897), (133, 21355), (665, 4271)]