90991390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1299877}}^1$

素因数の和:1299891

約数の個数: 16

約数和(自身を含む): 187182432

約数和(自身を除く): 96191042

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1299877, 2599754, 6499385, 9099139, 12998770, 18198278, 45495695, 90991390]

約数ペア:

[(1, 90991390), (2, 45495695), (5, 18198278), (7, 12998770), (10, 9099139), (14, 6499385), (35, 2599754), (70, 1299877)]