27691405

素因数分解:

$5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2267}}^1$

素因数の和:2628

約数の個数: 16

約数和(自身を含む): 38102400

約数和(自身を除く): 10410995

約数列:

[1, 5, 7, 35, 349, 1745, 2267, 2443, 11335, 12215, 15869, 79345, 791183, 3955915, 5538281, 27691405]

約数ペア:

[(1, 27691405), (5, 5538281), (7, 3955915), (35, 791183), (349, 79345), (1745, 15869), (2267, 12215), (2443, 11335)]