1831561227

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 2836124928

約数和(自身を除く): 1004563701

約数列:

[1, 3, 9, 27, 53, 71, 81, 159, 213, 243, 477, 639, 1431, 1917, 2003, 3763, 4293, 5751, 6009, 11289, 12879, 17253, 18027, 33867, 54081, 101601, 106159, 142213, 162243, 304803, 318477, 426639, 486729, 914409, 955431, 1279917, 2866293, 3839751, 7537289, 8598879, 11519253, 22611867, 25796637, 34557759, 67835601, 203506803, 610520409, 1831561227]

約数ペア:

[(1, 1831561227), (3, 610520409), (9, 203506803), (27, 67835601), (53, 34557759), (71, 25796637), (81, 22611867), (159, 11519253), (213, 8598879), (243, 7537289), (477, 3839751), (639, 2866293), (1431, 1279917), (1917, 955431), (2003, 914409), (3763, 486729), (4293, 426639), (5751, 318477), (6009, 304803), (11289, 162243), (12879, 142213), (17253, 106159), (18027, 101601), (33867, 54081)]