2051844179

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{77689}}^1$

素因数の和:77728

約数の個数: 20

約数和(自身を含む): 2611316280

約数和(自身を除く): 559472101

約数列:

[1, 7, 11, 49, 77, 343, 539, 2401, 3773, 26411, 77689, 543823, 854579, 3806761, 5982053, 26647327, 41874371, 186531289, 293120597, 2051844179]

約数ペア:

[(1, 2051844179), (7, 293120597), (11, 186531289), (49, 41874371), (77, 26647327), (343, 5982053), (539, 3806761), (2401, 854579), (3773, 543823), (26411, 77689)]