2012121181

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{66523}}^1$

素因数の和:66708

約数の個数: 16

約数和(自身を含む): 2394864000

約数和(自身を除く): 382742819

約数列:

[1, 7, 29, 149, 203, 1043, 4321, 30247, 66523, 465661, 1929167, 9911927, 13504169, 69383489, 287445883, 2012121181]

約数ペア:

[(1, 2012121181), (7, 287445883), (29, 69383489), (149, 13504169), (203, 9911927), (1043, 1929167), (4321, 465661), (30247, 66523)]