2001445817

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{201211}}^1$

素因数の和:201261

約数の個数: 16

約数和(自身を含む): 2414544000

約数和(自身を除く): 413098183

約数列:

[1, 7, 29, 49, 203, 343, 1421, 9947, 201211, 1408477, 5835119, 9859339, 40845833, 69015373, 285920831, 2001445817]

約数ペア:

[(1, 2001445817), (7, 285920831), (29, 69015373), (49, 40845833), (203, 9859339), (343, 5835119), (1421, 1408477), (9947, 201211)]