256475217

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{41521}}^1$

素因数の和:41624

約数の個数: 16

約数和(自身を含む): 358750080

約数和(自身を除く): 102274863

約数列:

[1, 3, 29, 71, 87, 213, 2059, 6177, 41521, 124563, 1204109, 2947991, 3612327, 8843973, 85491739, 256475217]

約数ペア:

[(1, 256475217), (3, 85491739), (29, 8843973), (71, 3612327), (87, 2947991), (213, 1204109), (2059, 124563), (6177, 41521)]