13399855

素因数分解:

$5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1097}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 18446400

約数和(自身を除く): 5046545

約数列:

[1, 5, 7, 35, 349, 1097, 1745, 2443, 5485, 7679, 12215, 38395, 382853, 1914265, 2679971, 13399855]

約数ペア:

[(1, 13399855), (5, 2679971), (7, 1914265), (35, 382853), (349, 38395), (1097, 12215), (1745, 7679), (2443, 5485)]