28561689

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2417}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 44887752

約数和(自身を除く): 16326063

約数列:

[1, 3, 9, 13, 39, 101, 117, 303, 909, 1313, 2417, 3939, 7251, 11817, 21753, 31421, 94263, 244117, 282789, 732351, 2197053, 3173521, 9520563, 28561689]

約数ペア:

[(1, 28561689), (3, 9520563), (9, 3173521), (13, 2197053), (39, 732351), (101, 282789), (117, 244117), (303, 94263), (909, 31421), (1313, 21753), (2417, 11817), (3939, 7251)]