214913781

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{8501}}^1$

素因数の和:8613

約数の個数: 18

約数和(自身を含む): 316435938

約数和(自身を除く): 101522157

約数列:

[1, 3, 9, 53, 159, 477, 2809, 8427, 8501, 25281, 25503, 76509, 450553, 1351659, 4054977, 23879309, 71637927, 214913781]

約数ペア:

[(1, 214913781), (3, 71637927), (9, 23879309), (53, 4054977), (159, 1351659), (477, 450553), (2809, 76509), (8427, 25503), (8501, 25281)]