2780451541

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{1381}}^1\times {\mathrm{2417}}^1$

素因数の和:3829

約数の個数: 24

約数和(自身を含む): 3428559576

約数和(自身を除く): 648108035

約数列:

[1, 7, 17, 49, 119, 833, 1381, 2417, 9667, 16919, 23477, 41089, 67669, 118433, 164339, 287623, 1150373, 2013361, 3337877, 23365139, 56743909, 163555973, 397207363, 2780451541]

約数ペア:

[(1, 2780451541), (7, 397207363), (17, 163555973), (49, 56743909), (119, 23365139), (833, 3337877), (1381, 2013361), (2417, 1150373), (9667, 287623), (16919, 164339), (23477, 118433), (41089, 67669)]