2181661561

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{827}}^1\times {\mathrm{5351}}^1$

素因数の和:6224

約数の個数: 16

約数和(自身を含む): 2392986240

約数和(自身を除く): 211324679

約数列:

[1, 17, 29, 493, 827, 5351, 14059, 23983, 90967, 155179, 407711, 2638043, 4425277, 75229709, 128333033, 2181661561]

約数ペア:

[(1, 2181661561), (17, 128333033), (29, 75229709), (493, 4425277), (827, 2638043), (5351, 407711), (14059, 155179), (23983, 90967)]