1721000943

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{272009}}^1$

素因数の和:272071

約数の個数: 24

約数和(自身を含む): 2687458800

約数和(自身を除く): 966457857

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 272009, 816027, 2448081, 5168171, 10064333, 15504513, 30192999, 46513539, 90578997, 191222327, 573666981, 1721000943]

約数ペア:

[(1, 1721000943), (3, 573666981), (9, 191222327), (19, 90578997), (37, 46513539), (57, 30192999), (111, 15504513), (171, 10064333), (333, 5168171), (703, 2448081), (2109, 816027), (6327, 272009)]