28341845

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3989}}^1$

素因数の和:4037

約数の個数: 24

約数和(自身を含む): 40937400

約数和(自身を除く): 12595555

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 3989, 7105, 19945, 27923, 115681, 139615, 195461, 578405, 809767, 977305, 4048835, 5668369, 28341845]

約数ペア:

[(1, 28341845), (5, 5668369), (7, 4048835), (29, 977305), (35, 809767), (49, 578405), (145, 195461), (203, 139615), (245, 115681), (1015, 27923), (1421, 19945), (3989, 7105)]